2008, Changhai company invested RMB 65 million for the technological transformation and products deep-processing projects. In March 2008, 20 million was invested for the technological transformation project--"the use of pure oxygen combustion technology to enhance the level of energy-saving emission reduction". This project was completed in October 2008, with the capability of energy-saving 9.45 million cubic meters of natural gas, equivalent to 11,400 tons of standard coal.

This project has been included in national energy-saving emission reduction projects. In November 15, 2008, the company passed the acceptance by the National Development and Reform Commission and received the reward of 2,280,000 RMB for energy-saving emission reduction. The project was simultaneously received the 300,000 RMB reward from Jiangsu Technical Incentive Fund and 1,390,000 RMB reward from Jiangsu Independent Innovation and Special Industrial Upgrading Guide Fund.