The annual national agricultural opportunity was held in Zhengzhou, Henan Province. One product, called a release safety handle, met the audience for the first time at the show. It is reported that this product was developed and developed by the Niushi Institute of Applied Technology in Kaifeng City of Henan Province after 7 years of development. Kaifeng Ronghui Power Machinery Co., Ltd. is responsible for production and sales. According to relevant personages of Kaifeng City Niushi Institute of Applied Technology, in the absence of exhibitors experience, the display is not strong enough, the display effect is completely beyond expectations. The high-quality, inexpensive, automatic decompression starter with a quick-release safety handle can save farmers more than 600 yuan in value every year. The two-day exhibition attracted nearly 700 merchants. Zhejiang Cixi Sanhuan Diesel Engine Co., Ltd., Fujian Jinfeiyu Diesel Engine Company and other well-known manufacturers consulted before taking off the safety handle booth. "The products we research and develop are inspected by the National Internal Combustion Engine Quality Supervision and Inspection Center and meet the requirements of the relevant national standards. The quality is stable and the reliability is high. At present, there are nearly 60 merchants who express the intention of exclusive regional agency." Director of the Institute Niu Gangxue 2010 In an interview on November 3, 2010, there were merchants that had paid exclusive agency fees during the show, and another merchant paid agency fees and purchase money the next day after the show. Eight companies in Shandong Yantai and Linyi had negotiated agency matters, Liaoning. A Panjin customer insisted on doing the exclusive agency in Liaoning Province. It is reported that Kaifeng City Niushi Institute of Applied Technology was established in 2003, is committed to the technical development of single-cylinder diesel engine start, in the electric start, handle start, mechanical start, etc. have patents, Kaifeng City Ronghui Power Machinery Co., Ltd. production , sales of the research and development of the product. In the field of self-disengaging type internal combustion engine safety starting devices, currently domestic enterprises including Jiangsu Changchai Co., Ltd. can produce. The reporter learned that the National Standards Committee issued in 2006 the recommended requirements for safety requirements and tests for reciprocating internal combustion engine handle starters. Subsequently, the National Standards Committee also issued a mandatory national standard for the safety of reciprocating internal combustion engines on November 11 of that year, which was imposed on March 1, 2007. Drip Tape Machine,Flat Dripper Irrigation Machine,Sprayer Flat Drip Deke Plastics Machinery Co., Ltd. , http://www.china-plastic-granulator.com