China Silicone Kitchen Utensils Our History WanHai Tech Co,Ltd is located at Num106, FengZe East road, NanSha district, GuangZhou city, China. Also branch factory in ShenZhen. It was registered in June 2015, covering an area of 30,000 square meters and consisting of more than 800 employees with 50 R& D team members included. Its predecessor - Sanbo Machinery Parts Processing Plant was established in 2012, focusing on the development and manufacture of 3C (communication, computer, and consumer) digital products. Currently, it has established 4 branches. http://www.vheonet.com/