Nanjing Tong Rui Bio-Tech Co., Ltd. referred to as TRB, has been focusing on natural extracts more than 20 years, TRB is a technology-based company that combines R&D, production and international market sales. TRB products include the plant extracts, animal extracts, sweeteners, nootropics, fruit juice and vegetable powders, essential oils and nutrition supplements. Actualmente, TRB cuenta con dos fábricas, una es una fábrica de extractos vegetales naturales puros, la otra es una fábrica de productos apícolas, y contamos con una serie de certificados como ISO9001, ISO22000, HACCP, ORGANICAL, FDA, HALAL, KOSHER.