Mianyang Yuantong Instruments of Surveying and Mapping

Zhanfei Instruments of Surveying and Mapping (Middle Haida Huace Authorization Shop)

Nanwan Instruments of Surveying and Mapping (Mianyang Branch)

Mianyang Geshi Machinery Processing Department

Sichuan Ruikeng Mechanical & Electrical Equipment Co., Ltd.

Mianyang Yuhua Oil And Grain Machinery Equipment