Twinhang OÜ is registered in Estonia and has offices in the USA, Hong Kong and China . Twinhang is a sister company of H2-Chem, which consists of a group of like-minded elites. Every colleague of Twinhang has rich industry experience, has a deep understanding of biochemical and other industries, and has a high degree of enthusiasm for the industry. Twinhang focuses on pharmaceutical research and development and chemical trade, relying on Internet + industry development, and the goal is to provide customers with the best service and satisfactory results. We provide you with services based on the principle of "operating at low cost, benefiting customers". I will speak with my own results! The company has a management team composed of senior managers who have worked in the world's top 500 companies, including foreign experts and professionals engaged in technology research and development, market development, safety and environmental protection, production and quality management in well-known domestic enterprises.