north zhongshan, Shanghai, Shanghai, China,200061
Shanghai Greenrui Environmental Protection Material Co., Ltd. , a professional environmental water-based materials supply new high-tech company whose factory - Hangzhou Zi Jing Engineering is located in beautiful Hangzhou, with its own R & D department, ...
tower packing, packing, filler , filling , water treatment materials, aerator, aeration device, drinking machine, food machinery
