Domestic brands recognized in the industry: Guangzhou Tianhe Rubber (trademark "Sui Tian"), First Group, former Shenyang Rubber No.4, now known as Edia ISR. In 2002, Parker Company of the United States got a piece of the action. In this August, Parker Company ate all the shares.

The second group-Respondent: zsh8606 193 said: FRF (Guangzhou Regal Rong Feng), Guangzhou Cheetah, Lion Ball, and a heavyweight time-honored brand: Northwest Rubber, which is also very good.