The difference is the trademark and manufacturer. Details are as follows.

1. Trademark. Rifeng basically talks about "Rifeng Enterprise Group Co., Ltd." which is headquartered in Foshan. The trademark is "Rifeng". Rifeng pipes will be printed with the production date mark and the words "National Inspection-Free Product". Rifeng pipes and accessories are The "Rifeng" trademark will be printed or cast, and a laser anti-counterfeiting label or barcode will be affixed. Shanghai Rifeng is "Shanghai Rifeng Industrial Co., Ltd." and its trademark is "Shifeng".

2. Manufacturer. The headquarters of Rifeng Pipe is in Foshan, Guangdong. "Rifeng Enterprise Group Co., Ltd." is the only manufacturer of Rifeng Pipe. The company's production bases are located in Foshan, Tianjin, Hubei, Shaanxi, Chongqing and other places. These are authentic Rifeng pipe products. . Shanghai Rifeng is mainly produced in Jinshan District, Shanghai, and it can be easily distinguished from the place of origin.