Liyang brothers Chemical Co., Ltd. is a private limited liability joint stock company and also has its own import and export company - Liyang Lantian Chemical Co., Ltd. The company's main indigo dye. Founded in 1987, it is located in Jiuxian market town, Liyang City, on the east side of national highway 104, with convenient transportation. The company invested in the indigo production line in Nuanquan Industrial Zone, Helan County, Ningxia Hui Autonomous Region on June 8, 2004, and then moved to Wulanbuhe Avenue, WUSITAI Town, Alxa Economic Development Zone, Inner Mongolia in August 2019. The newly-built Inner Mongolia Chemical Co., Ltd., as the company's production base, covers an area of more than 300 mu, with a total investment of 350 million yuan and a plant capacity of 20000 tons / year. The whole plant has reached the global leading level in safety production, environmental protection and production automation management. The company mainly produces indigo series products. According to the needs of customers, there are ordinary indigo, granular indigo and refined pickling Indigo powder. This product is a reduced dye, which is mainly used for denim dyeing. The utility model has the advantages of good strength, durability, wear resistance and bright color, which makes it have the function that can not be replaced by other dyes. Now sold to: Hong Kong, Taiwan, Thailand, India, South America, North America, Europe and other countries and regions, well received by users. Due to effective management and quality reputation, it has a high reputation in the world. Quality is an important guarantee for an enterprise's market reputation and survival. In terms of many years of experience in producing Indigo powder, with the needs of the market, the company invested 1.8 million yuan in technical transformation in 1997 and 98: replacing old equipment and improving the degree of automation; Train a large number of operators and technicians. Therefore, it has played a good role, and the product quality has been continuously improved. The content of Indigo powder has been increased from 94% of the original national standard to more than 97%. It has good strength and less impurities, and has been highly praised by users at home and abroad. The company wholeheartedly welcomes friends at home and abroad to visit and guide.