Foshan Rifeng.

1. According to the decoration display, look at the trademark. Shanghai Rifeng was established in 1993, with the trademark "Shifeng". Foshan Rifeng was established in 1996, with the trademark "Rifeng". Shanghai Rifeng was established earlier than Foshan Rifeng, but the product trademark was registered by Foshan Rifeng. , so the Shanghai Rifeng Pipeline brand is called Shifeng. From the time point of view, the Shanghai one is authentic, and from the trademark point of view, the Foshan one is authentic.

2. Check the manufacturer. Rifeng Pipe, headquartered 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. , and Shanghai Rifeng is mainly produced in Jinshan District, Shanghai, and it can be easily distinguished from the place of origin.