History 1989- Cheung Shing Development (HK) Ltd was found in Hong Kong, starting with moulds design, manufacturing and sale.

1994- Established Cheung Shing Plastic Moulding Factory in Hui Yang City, Guang Dong Province, China, which is about 20 minutes by car away from Shen Zhen City, for further developing its business in moulds design and manufacturing.

2006- Start our 2nd factory in Shenzhen baoang in PCBA manufactoring.

2008- Gonbes was founded to work in High-definition HDMI&3D products R&D. Our 1st pcba board GBS8220 was developed. And a series of converter was developed in that year.

2009- 1st wireless HDMI Transmitter and Receiver was developed.

2010-May 1st 3D wireless active shutter glasses was developed GBSG01.

2010-June GBSG03 3D active shutter glasses for all Samsung 3DTVs was developed.

2010-Auguest GBSG03-JP 3D active shutter glasses for Sony Panasonic Sharp Toshiba Mitsubishi 3DTVs was developed.

2011- Feb GBSG03-A universal 3D active shutter glasses was developed for all major brands like Samsung, LG, Sony, Panasonic, Sharp, Toshiba, Mitsubishi, TCL, Changhong.

2011- Mar GBSG03-DLP universal 3D active shutter glasses for DLP Lind was developed.

FACTORY TOUR Factory 1. Moulding & Injuction Moulding & packing Factory Total area of: 17000 square meters(182986 square feet) Located in: Xin Xi Industrial Zone Hui Yang, Guang Dong Guangdong China (mainland) Built in 2004 Staff Details: Production Staff: 550 to 599 QC Staff: 20 to 29 R&D Staff: 10 to 19 Factory 2. SMT FACTORY (FOR PCB MANUFACTURING) Total area of: 1500 square meters Located in: Anle Industrial Zone, Hangcheng Road, Baoan District, Shenzhen, Guangdong, China Staff Details: Production Staff: 50 to 100 QC Staff: 5 to 9 R&D Staff: 18 to 25