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China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital...

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China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd http://www.histream.cn [email protected]
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Page 1: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider

Shenzhen Huanghe Digital Technology Co., Ltd

http://[email protected]

Page 2: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

1. Brief Introduction

Company LogoProduct Logo

Focus on network video market, being a global leader.Huanghe Digital was founded in September 2005 by 5 R & D

engineers. We are one of the first two companies developing

network video surveillance products in China.

China No.3 IP camera developer & manufacturer, OEM & ODM

Full series H.264 IP camera, DVS and management software.

160 employees, 30 R&D engineers, 10 branch offices in China.

Annual revenue is more than USD 10 million, our products have

been sold to more than 40 countries and regions.

Page 3: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

2. Our Office

OverviewFront Desk

R & D Dept Meeting Room

Page 4: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

3. Our Factory

Area: 1400 m2 , Capacity: 200k pcs / year, Worker: 80 persons.

OverviewTesting Line

Assemble Line Assemble Line

Page 5: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Board

GM

Marketing R & D Factory GM Office

4.Organization

Major Department: Marketing , R & D, Factory, GM Office

Memo: GM office is made up of administration, HR, finance dept.

Page 6: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

5. Human Resources

Sales30%

Promotion3%

Tech support9%R&D

34%

ProductionManagement

8%

Admin6%

Purchase5%

Financial5%

Memo: It doesn’t include production workers.

Page 7: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

6. Certifications

ISO9001:2000 Quality Management System Certification

ONVIF ( open network video interface forum ) member

China National Hi-Tech Company Certification

Golden Award by 2009 12th CPSE expo

China Innovation Security Product 2007 Top 10

CE, FCC

Member

Page 8: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

7.Some Partners and Clients

(OEM) (Design House) (VMS & NVR Integration)

(OEM) (OEM) (Home Security)

(OEM)(OEM, Russia) (OEM, Poland)

Page 9: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

7.Some Partners and Clients

HuaweiHiSilicon

ZTE

Page 10: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

8. About IP Camera Market

IPVideoMarket.info predicts 200% growth for IP surveillance equipment between 2010 and 2012. Among the major drivers, he reports, will be low-end 1.3-megapixel cameras, which he sees cutting into the cost advantage of analog cameras.

IPVideoMarket.info predicts 200% growth for IP surveillance equipment between 2010 and 2012. Among the major drivers, he reports, will be low-end 1.3-megapixel cameras, which he sees cutting into the cost advantage of analog cameras.

IMS Research said: The new security cycle opens a new page: after a 8-10 years of analogue equipment cycle, by 2014,50% of shipped analogue cameras will be HD or megapixel.

IMS Research said: The new security cycle opens a new page: after a 8-10 years of analogue equipment cycle, by 2014,50% of shipped analogue cameras will be HD or megapixel.

Page 11: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

8. About IP Camera Market

The IP Security of Today and Tomorrow

From IMS Research

Page 12: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Why IP video surveillance is so hot?

8. About IP Camera Market

Page 13: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

The Market need interconnected systems

From the history of human development, interconnecting is the regular rule of economic and technologies development

Globalization promoted world economic fast growth

Internet make the earth become a “village”

Page 14: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Users want to integrate CCTV with alarm, fire, information and

so on systems.

Interconnecting can reduce the cost of systems, improve

information sharing, give user a uniform using interface.

Total solution is a hot trend

The Market need interconnected systems

1

2

3

Page 15: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Are you still use traditional DVR?

Closed system, no communicating with other systems!

Analog Camera

Page 16: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Are you still use traditional DVR?

It’s difficult to central manage devices in different locations.

Beijing Shanghai New York

Headquarter

Page 17: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Are you still use traditional DVR?

The definition is limited to D1

D1

According to the statistic from UK government, there are about 80% video in CCTV is useless for solving a case . Because the video is not clear.

Page 18: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Are you still use traditional DVR?

Limited capacity, bad extension, poor stability.

Page 19: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Are you still use traditional DVR?

The data is easy to be damaged which is not safe

CrashingFire

Thieves Earthquake

Page 20: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

How can we solve that?

Page 21: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

IP Camera Advantages

Based on TCP/IP, it’s easy to integration.

IP Camera

Page 22: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

IP Camera Advantages

Any time! Any where!

Page 23: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

IP Camera Advantages

It’s easy to transmit, switch, copy data.

Beijing

Paris

London

Hong Kong

Client

Boss

Supervisor

Page 24: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

More users can synchronously view the video

Boss

Supervisor

Client

IP camera

IP Camera Advantages

Page 25: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Separating monitor, storage, management into different systems deployed on different locations, improve reliability and stability.

IP Camera Advantages

Viewer(New York)

Management(Chicago)

Storage(Washington)

IP Camera (Los Angeles)

Page 26: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

IP Camera Advantages

HD IP Cameras NVR + IP SAN 42” LCD

Innovative surveillance system: HD IP Cameras + NVR + IP SAN

Higher quality than analog camera + DVR

Using NVR or IP SAN for data storage, unlimited capacity, higher stability

Full digital system

It is particularly suitable for large-scale surveillance system

Page 27: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

CIF D1 HD

Higher Image Quality

IP Camera Advantages

Page 28: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Good Changes for IP Camera

H.264 can provide good image quality on normal

network.

H.264 can provide good image quality on normal

network.

IP cameras are becoming very cheaper and various.IP cameras are becoming very cheaper and various.

1

2

3

ADSL, wideband, fiber optic network being deployed on

many countries with low cost , which improved network

conditions for IP cameras.

ADSL, wideband, fiber optic network being deployed on

many countries with low cost , which improved network

conditions for IP cameras.

Megapixel, Power over Ethernet, Analysis and so on

new functions attract user to move to IP camera from

analog camera.

Megapixel, Power over Ethernet, Analysis and so on

new functions attract user to move to IP camera from

analog camera.

4

Page 29: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Close Market

Hardware Manufacturer Software Developer

Servers & Storage Devices Manufacturer

Installer & Integrator

The impact IP-based to the industry

The division of industry will be more professional, central, standard, the market be going to open from close

Open Market

Page 30: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

The impact IP-based to the industry

DVRs, analog cameras will be out of the market , th

e profit will be lower.

Traditional installer and integrator will be not easy to

operate.

More and more IT manufacturers and integrators are

coming to security market, the competition will be m

ore intense

IP-based will make many new business

IP-based surveillance will cause the security industry revolution :

Page 31: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Our Competitive Advantages

China No.3 IP camera developer & manufacturer, OEM

& ODM provider, well-known brand name in China IP

market

More than 5 years R&D experience in network video

products

Full series H.264 IP cameras, high quality, low price

Providing total solution: Full series of IP cameras +

software + video decoder

Open: SDK and ONVIF for integration

We own all source code of our products, R&D

department and factory, we can provide professional

OEM and ODM customize service for global customer;

Page 32: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

1 Standard Definition H.264 IP Camera series :

9. Products

Indoor, outdoor, Infrared, WiFi, 3G, PoE, water-proof

Box, dome, high speed dome

Low, middle, high speed dome, min dome

CCD, CMOS sensor

Built-in SD card storage

IR IP Camera

IP Dome Camera

High Speed Dome

Box IP Camera

Page 33: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

9. Products

2 H.264 Megapixel IP Camera series : 720P with WDR, 1080P CMOS IP Box Camera

1.3 Megapixel Sony CCD IP Box Camera

1.3 Megapixel Sony CCD High Speed Dome IP Camera

2.0 Megapixel Micron CMOS IP Box Camera

2.0 Megapixel Micron CMOS IR Water-Proof IP Box Camera

2.0 Megapixel Micron CMOS IR Dome Camera

Page 34: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Histream Megapixel IP Camera

2.0 MP CMOS / 1.3 MP CCD sensor;

Advanced H.264 encoding, average bit rate is only 2M;

1600*1200,1280*720, 640*480, 320*240;

PoE, SD card storage, USB2.0, 3G, WiFi, RS485, audio, alarm.

Page 35: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Histream Megapixel IP Camera

H.264 MPEG4

Save bandwidth up to 40% than MPEG4

Page 36: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Histream Megapixel IP Camera

Sub StreamMain Stream

Dual Streaming for Recording and Transmitting

High definition video for local storage

Low definition video for remote viewing

Page 37: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

SD Card (Max 32G)

USB Extension

USB1.0

FTP

Various Storages

FTP auto upload

Histream Megapixel IP Camera

Page 38: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

FTP auto frequently upload images

Histream Megapixel IP Camera

Building Live Website without ActiveX by FTP

FTP Server and Web Server(Sharing the same image folder )

HTTP download

Webpage in browser

Page 39: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Support RTSP( Real Time Streaming Protocol)

Mobile Phone

VLC Player

Various Remote Viewing Ways

Histream Megapixel IP Camera

Internet Explorer

RealPlayer

QuickTime

Page 40: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

3G

WiFi

Ethernet

Convenient Connection

CDMA2000/WCDMA

10/100M Ethernet

Histream Megapixel IP Camera

Page 41: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

UPS Power

Switch with PoE

Power Cable

Twisted-pair

Power

PoE(Power over Ethernet), Lower Cost, Higher Reliability

Histream Megapixel IP Camera

Page 42: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

2.0 MP CMOS, Clearer Image

Page 43: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

1.3MP Sony CCD, Really Color

Page 44: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

9. Products

3 3G series : EVDO/WCDMA/TD-SCDMA

3G IP Camera

3G Network Video Server

3G Mobile Digital Video Recorder3G

3G IP Cam 3G DVSMobile DVR

Page 45: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

4 H.264 DVS ( Digital video server ) series : 1/2/4ch built-in SD card storage ( D1/CIF )

1/2/4ch built-in harddisk storage ( CIF/D1 )

8/16/32ch encoder/decoder rack

WiFi, 3G module is optional

USB2.0, alarm in/out, 2 audio

9. Products

Encoder/decoder Rack

Harddisk StorageSD Card Storage

Page 46: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

5 Video Management Software

9. Products

48 Groups

1,4,9,16,25,36One Screen

Video Forwarding

MultiLanguages

RecordingPlayback

AutoSearching

FTP Server

Talk BackE-Map

Remote VideoSearching

Page 47: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

3G IP Cam

5 Video Management Software

9. Products

Video Forwarding Function

Server

Client

Client

Page 48: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

9. Products

6 H.264 IP Camera Series for Home Security : P/T dome camera, dome camera, cube camera

Built-in WiFi, SD card, support talkback, alarm, USB

RFID wireless connect gas, fire sensor

Privacy protection

Emergency call

Remote control

P/T Dome

Cube

Dome

Page 49: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

9. Products

Video Monitor

User Login

Service Management Software for Security Operator

System user up to 1 million by MYSQL database

Charges, authorization, video forwarding, online storage

Web user interface based-on B/S system

Support SMS alarm

Service Website

7

Page 50: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Main Target Market

High Way

Bank City Street SchoolChain Store

AirportRoad (Vehicle) Port

Page 51: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Chongqing City “Safe School” Surveillance Project

10. Case

(Using 2000pcs Megapixel IP cameras, 2010)

Page 52: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Yuchai Machinery Co.,Ltd Factory Surveillance Project

10. Case

(Using 400pcs (total 2000pcs) Megapixel IP cameras, 2010)

Page 53: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Jilin Province Safe City Surveillance Project

10. Case

(Using 2000pcs Megapixel IP cameras, 2010, deploying)

Page 54: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Jiangshu Province “Multimedia School ” Surveillance Project

10. Case

(Using 1584pcs Megapixel IP cameras, 2010, deploying)

Page 55: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Guangzhou-Shenzhen Highway Surveillance Project

10. Case

(Use megapixel IP cameras to monitor gateway )

Page 56: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Jiangsu Province Police Vehicle 3G Mobile Surveillance

10. Case

( 3G wireless mobile Digital Video Server deployed in 200 police cars, and 900 GPS

devices used to police cars and motorcycles. )

Page 57: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Shanghai 21st Century Building

10. Case

( 418 IP cameras, IP Dome Camera 280pcs, IP Box Camera 97pcs, IP High-speed

Dome Camera 16pcs, DVS 25pcs )

Page 58: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Hunan Hengyang Middle Court

10. Case

( 50 IP cameras )

Page 59: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Guizhou Safe City Project

10. Case

( Transportation, government, and bank surveillance systems in Guizhou Province, 500 cameras )

DVS Bank ATM Bank Reception Hall

Road cross

Operation desk

TV wallCity Court corner

Page 60: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Chu-Tian Highway Surveillance Project

10. Case

( 600 cameras )

Zhijiang driveway Jingzhou driveway

Shashi exit Shashi driveway

Shashi plaza

Qianjiang plaza

Page 61: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Shanghai Yangpu District

10. Case

( HH9802 IP Dome Camera 78pcs, HH9001 IR IP Box Camera 35pcs, HH9003 IP Hi

gh-speed Dome Camera 11 pcs )

Page 62: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

the 7th Flower Expo of China

10. Case

( 42pcs front-end IP encoders & 42pcs back-end IP decoders )

Page 63: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

DVS DVS DVS

Management Server TV WallE-map

Shenzhen City Council Project

10. Case

( Shenzhen Civil Center, 100 cameras )

Page 64: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

Sinkiang Province Safe City Project

10. Case

( Cyber bar, 200 cameras )

Page 65: China No.3 IP Camera Developer & Manufacturer, OEM & ODM Provider Shenzhen Huanghe Digital Technology Co., Ltd  sales@histream.cn.

www.histrea.cn

http://www.histream.cn


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