
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