essential oil rosemary The principle of rational investment: investment in securities investment in analysis and comparison. 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. Hybrid car According to the latest standard GB/T 3730.1-2001, cars are mainly divided into passenger cars and commercial vehicles.