Shanghai Lilac Environmental Technology Co., Ltd.
Xiamen Sixin Micro Technology Co., Ltd.Fujian Sheng, China
Tiger Products BVNoord-Brabant, Netherlands
Hefei Gas Group Co. Ltd.
Zhengzhou Railway Vocational and Technical College
Liuzhou Yongyi Machinery Manufacturing Co., Ltd.
Nanjing Dongda Optoelectronics Technology Co., Ltd.
Shandong Lai Duan Machinery Co., Ltd.
Guangzhou Fenge Food Technology Co., Ltd.
Nantong Institute of Technology
Sinopec North China Petroleum Engineering Co., Ltd.
Zhongnong Kangzheng Technology Service Co., Ltd.Jiangsu Sheng, China