With the development of social division of labor and market economy, the concept of market is also developing and deepening, and the multiple meanings of different levels are reflected in the deepening of the project. In just three days, the 30-year bond jumped 16 basis points, the biggest gain since December 2008. It is a leading enterprise in the domestic fluorine chemical industry, and the recovery of refrigerant is conducive to the improvement of the company's performance. The new material and the electronic chemicals business continue to advance, this time together the big fund will accelerate the company electronic chemical material localization progress. We maintain the forecast of 0.53/0.62/0.71 per cent EPS for 2017-2019 and maintain a "buy" rating. But let's remember that the increased participants were basically in the interest of the economy and were attracted to new tokens that they felt were promising.