Room 619,Jiazheng International Building,No.28 Moyu Road,Jiading District,Shanghai,China 201805.

RICHEN TECHNOLOGY SHANGHAI CO.,LTD is main automation system integration agent in china,We have huge amounts of inventory.And we have a branch company in Hongkong ,Company name is RICHEN TECHNOLOGY HO...

Hong Yuan Industril Zone, Nan Cheng District

Vast Technology Co., Ltd. was established in early 2002s. It is a new hi-tech enterprise specializing in LED light product, resistor& capacitor, diode& triode. It has independent R &am...