Hannai (Tianjin) Biotechnology Co., Ltd. is a large-scale factory integrating production, sales and R&D. Its predecessor is Tianjin Huasheng Zhongtian Biotechnology Development Co., Ltd. which has been established for nearly 10 years. The company is mainly engaged in production, research and development, sales of foot patches, plasters, warm patches and other products. From the beginning of pure offline sales to the combination of online and offline marketing. The compa

主要产品/业务: Our main products contain all kinds of foot patch, body patch,pain relief patch,slim patch,hand mask,foot mask,collagen masks,warmer patch and more .