Shanghai MaoJia Energy Saving &. Environment Protection Technology Co., Ltd., depends on the technical backing of Tongji University science park . We're devoting to the leading technical development and application in energy saving and environment protection, we have the strength to develop the up-to-date technology in the field of automobile energy saving and environment protection.In Feb.2005,our experts take the lead to research and develop the product - Gas-E (the patented claim number: 2005200484.8) which performance is 2 times higher than the similar products in the world. Gas-E can save oil, enhanced the power of engine and reduce deleterious emission.