On Apr.10, 2012, Hebi company and Tian Rui Oil proppant company in Shilin Industrial Assemble Zone entered into nature gas supply agreement.

Ceramic sand project with the total investment of 300 million yuan, is located in the south of ceramic avenue, Shilin Industrial Assemble Zone. The mian production of this project is ceramic sand, the oil proppant. The project plans to build 8 working lines. Currently the enterprise has one ceramic line and expects monthly gas volume will reach 450 thousands cubic meters, 3150 thousands cubic meters in 2012. in 2013, the project plans to add two ceramic sand production lines and gas volume will be 16.2 million cubic meters.

The singing of the agreement not only made positive effects in developing gas market in Shilin Industrial Assemble Zone, but also made solid foundation to increase gas volume and revenue of the company.