Guangdong Province mechanical and electrical equipment bidding Limited Zhongshan branch is a state-owned enterprise?

Yes. Zhongshan Branch of Guangdong Province Electrical and Mechanical Equipment Bidding Co., Ltd (formerly known as: Zhongshan Branch of Guangdong Province Electrical and Mechanical Equipment Bidding Co., Ltd.), founded in 2010, is located in Zhongshan City, Guangdong Province. It is a state-owned enterprise certified by relevant departments.