In the segment of building materials, we are mainly engaged in the production and sales of Gaozheng brand cement, supplemented by the production and sales of new type wall materials. The cement is mainly manufactured by Tibet Gaozheng Building Material Co., Ltd. and Tibet Changdu Gaozheng Building Material Co., Ltd. With the annual production capacity of 7 million tons of high-quality and high-grade cement, these two companies are currently the largest cement manufacturers in the Tibet Autonomous Region, and also the leading companies in the building material industry of the autonomous region. They mainly manufacture ordinary Portland cement and composite Portland cement with various strengths such as Pc325MPa-Po525MPa. They can also manufacture road, dam Portland cement, moderate heat Portland cement and other special grade cements at different strength grades as well as commercial concretes of various grades according to the specific demands of customers. Their product quality indicators all meet or exceed national standards. The new wall building materials are mainly manufactured by Tibet Jisheng Gaozheng New Building Material Co., Ltd. The company now has an advanced domestic autoclaved sand lime bricks production line with an annual production capacity of 80 million pieces, an autoclaved sand lime bricks, hollow bricks and lime sand perforated bricks production line with an annual production capacity of 100,000m, and a domestic advanced gas-fired lime machine production line with an annual output of 30,000 tons. Its products have stable performance and reliable quality.