JoinhandConstruction Machinery Co., Ltd. (Joinhand), Hubei's largest constructionmachinery manufacturer, has become a top construction machinery manufacturer inChina after experiencing four technical renovations from 2010 to 2019. Throughindependent innovation, Joinhand's products have been widely used in keydomestic and foreign projects, and been exported to countries and regions suchas Central Asia, Africa and the UAE, thus laying a solid foundation for the transformationaldevelopment and growth of Joinhand.

AtJoinhand Technology Research Center, the staff showed the reporter theequipment cloud platform monitoring function under research and development. Inthe future, the cloud platform can conduct unmanned operation and remotenetwork control of all equipment manufactured by Joinhand. That is to say, customerscan track equipment status, make remote requests for repairs and push diagnosticinformation in real time on computers.

Joinhand'skey products are construction hoists and tower cranes which have been named"Hubei's Brand-name Products" for many consecutive years. With anannual output of 3,000 tower cranes and 4,000 constructor hoists, Joinhand hasbecome a Chinese leading construction machinery leader. All these results havebeen attributable to the inexhaustible power from technology innovation. In2010, according to market situation, Joinhand first introduced the frequencyconversion technology to construction hoists in the industry, to solve hoists'problems of low safety, strong impact and high failure rate, and the technologyhas been applied and popularized by more than 90 percent of industrial enterprises.In 2014, Joinhand upgraded variable frequency construction hoists and implantedan automatic diagnosis, detection and voice broadcast system into hoists,earning unanimous praise from the industry. In 2017, Joinhand conducted itsthird technical renovation, converted down potential energy into electricenergy through energy feedback, thus improving working efficiency andincreasing the comprehensive energy conservation rate of equipment to more than50 percent.

Innovationhas injected vitality and inexhaustible power into Joinhand. Joinhand has establishedan R&D organization structure comprising "one institute and threedepartments" (Institute of Construction Machinery, Department of ElectricControl, Department of Petroleum Product Development, Department of Process andEquipment), owned more than 100 professional researchers, built an R&Dplatform integrating production, learning, research and use, and established atechnology innovation mechanism led by new product and technology development.In recent three years, Joinhand has developed 30 technologies, transformed 22technology achievements and obtained more than 100 national patents including 8patents for invention. Currently Joinhand owns more than 100 products in threecategories: construction hoist, tower crane and petroleum machinery parts.