Tianjin ZhongRui Pharmaceutical
Established in 2004, Tianjin Zhongrui is a top API and Vitamin B3 factory in China. The factory is equipped with advanced production lines and testing instruments.
Zhongrui’s facility is GMP, ISO, Kosher and Halal certified.

- Niacin by JinRuiFactoryTianjin Zhongrui Pharm.
- Niacinamide (B3) USP by JinRuiFactoryTianjin Zhongrui Pharm.
- Inositol Nicotinate by JinRuiFactoryTianjin Zhongrui Pharm.