Wei Xing (China famous trademark, China famous trademark)

Rifeng (China famous brand, China well-known trademark) (mainly used for water supply, not for drainage)

Guti (China famous trademark, China famous trademark)

Jinniu (China famous brand) (mainly for PPR water supply, not drainage)

Liansu (China well-known trademark, China well-known trademark)

Cai Zhong (China famous trademark, China famous trademark)

AD (China well-known trademark, China well-known trademark)

Kangtai (China famous trademark, China famous trademark)

Lu Chuan (China famous trademark, China famous trademark)