Langfang Yilunkai Group, whose predecessor is Quansheng Machinery Plant (founded in 1992), is established in July, 2006 with six hundred thousand USD of total registered capital. The Group owns 3 subsidiaries, 2 branch companies and over 360 employees, among which 20 are technicians and 6 have senior professional post titles. With advanced technical development and manufacturing, the well-equipped company pioneers due to its first-class assembly line production and foundation construction. The Group firmly adheres to the policy of "Keep footing through integrity, and make high-quality products with good personality." Since 2010, in the arduous efforts of all employees, economic efficiency of the Group has increased progressively year by year, annual output value has reached 27 million USD and fixed assets has reached over 15 million USD.Langfang Yilunkai Foundation& Engineering Co., Ltd is a "grade II (national standard)" construction enterprise for foundation. Its main services include infrastructure construction of railroads, municipal engineering, house building, construction of road, bridge and tunnel, metallurgy, electric power, coal mining, hydraulic engineering, construction of pile foundation, and etc. The company is fully equipped with 12 sets of rotary drilling rig, 5 casing rotator, 11 casing extrator jack, 6 reverse circulation drilling rig, 12 mud separator system, various models of crawler crane, 4 pneumatic hoist, 6 excavator, as well as 4 construction machinery transporter. Tianjin Jinyiyuan Heavy Machinery Manufacturing Co., Ltd is blessed with geographical advantage as it is located in the Beijing-Tianjin-Hebei region.It mainly manufactures three series of productions, which are:A. Rotary drilling tools; B. casing of casing rotator and Rotary drilling rig, grab bucket;C. Rotary drilling kelly barCurrently, the corporation manufactures and processes have a full range of productions. Nearly hundreds of varieties of products are sold to big and medium-sized cities, enjoying praises from experts and top-class giants including China Railway Engineering Corporation, China State Construction Engineering Corporation and China Communications Construction. The corporation's potential market is huge.Langfang Yilunkai Mechanic & Electronics Technology Co., Ltd is mainly engaged in the rotary drilling rig industry and majorly undertakes the integrated service of "manufacturing, selling, and exporting of drilling rig, follow-up casing, kelly beir, and accessories. Its branch office in Guiyang and Chengdu is mainly engaged in selling and repairing of various drilling rig and kelly bar. The company firmly holds the principle of "Strive for the best and aim high". In 2007, its productions broke into the global market and are sold in nearly 20 countries and regions including Germany, France, the U.S., Canada, Russia, Australia, and Southeastern Asia, bringing about great economic benefits. With the vision of "Keeping ahead and breaking new ground", Langfang Yilunkai Group spares no efforts to creating social wealth and winning over greater benefits for the customers. Since its establishment, the Group has been adhering to the principle of "Quality, credit and client come first". It refined upon the R&D of new products and strictly observed scientific management and standard operation, blazed new trails while pursing diligence and pragmatic, eventually enhanced customer satisfaction through continuously improvement. Through years of perfect management and running, it won its market and grew into an internationally influential group and pioneered in the peer with mechanized manufacturing of high-quality products. With the full-force surging of reform, the realization of a moderately prosperous society, and the blessing of "the Belt and Road Initiative", Yilunkai Group will seize this opportunity to stride forward to a brighter future.