Chongqing Xiema Machinery Crankshaft Co., Ltd.  (hereinafter referred to as Xima Crankshaft) is a high-quality manufacturer specializing in the production of crankshafts for motorcycles and general-purpose engines. It is also one of the earliest companies in China to develop motorcycle crankshaft assemblies. The company is located in Beibei District of Chongqing City. It has four factories, including motorcycle crankshaft, crankshaft, blank forging and rough casting, with a total area of ​​about 48,000 square meters.

The motorcycle engine crankshaft assembly product and general mechanical crankshaft products of the company "Xiema" trademark increased by 18% in 2011, and became the third largest crankshaft production enterprise in China.

The company was founded in 1958 and is a collective enterprise of the town. In 1985, it was renamed Beibei District Xiema Machinery Factory to accept commissioned processing as its main business. In 1991, the crankshaft assembly of the two-stroke 125 motorcycle engine was developed and entered the crankshaft industry market. In 1992, the crankshaft product system was formed to achieve mass production. In 2000, it was renamed as the Xima Machinery Factory in Beibei District of Chongqing City, and was granted the right to operate import and export. In 2002, it was restructured into a private enterprise. In 2004, it was officially named Chongqing Xiema Machinery Crankshaft Co., Ltd.

The company's main products are motorcycle engine crankshaft assembly, general-purpose power crankshaft and auto parts. Among them, C100, 100, CG125 and other series of motorcycle engine crankshafts and 168, 182, 190 and other series of general-purpose crankshafts are The company's flagship product.

The company is a partner of Longxin Motorcycle, Haojue Motorcycle, American B&S Enterprise Bailitong (Chongqing) Company, Japanese Yanmar, Belgian Atlas Copke and other well-known engine companies at home and abroad. Manufacturer of designated accessory products. The sales area covers 15 provinces and municipalities including Chongqing, Guangzhou, Zhejiang, Shanghai and Shandong, and is directly exported to Japan, Italy, Belgium and other countries and regions. Indirectly sold to Turkey, Indonesia and other countries and regions through the OEM.

While the products of the company are winning customers and winning the market, the reputation and loyalty of the customers have also created the high social reputation and commercial value of the “Xima” trademark. In 2003 and 2007, the company's products were awarded the “Chongqing Famous Brand Product” issued by the Chongqing Municipal Government and the “Chongqing High-Tech Product” issued by the Chongqing Municipal Science and Technology Commission in 2010. The company was awarded the “High-tech” by the Chongqing Municipal Science and Technology Commission in 2010. “Technical Enterprise”, “Chongqing Mayor Quality Management Award” issued by Chongqing Municipal Government in 2011, is Chongqing General Engine Export Base. Ms. Cao Zhengsu, Chairman of the Board of Directors, was awarded “Chongqing” by Chongqing Municipal Government in 1995 and 2005 respectively. "Model Workers of the City", the "Excellent Socialist Builders" issued by the Chongqing Municipal People's Government in 2006, and the "Chongqing Excellent Women Entrepreneurs" won the Chongqing Enterprise Alliance in 2005 and 2010, which were highly praised by the society and partners. .

The company always pursues to continuously strengthen its own technical strength and product research and development capabilities, and build a sustainable development of the core competitiveness of enterprises. Through the company's unremitting efforts and continuous accumulation, the company has cultivated a technical team with strong technology and innovation, which can fully meet the requirements for developing new products that are marketable for customers.

Based on sustainable development, the company has carried out research and development on energy conservation and environmental protection. It has successfully developed several types of automatic wave energy-saving and environmental protection products. In January 2004, it obtained the utility model patent certificate of the National Patent Office. Three products were rated as high-tech products in Chongqing in July 2006. The strong technical innovation capability has become a distinct feature of the Schumaer crankshaft, which is different from other companies in the same industry. The company's capabilities in technology, management, quality control, etc. have been greatly improved, and its technical strength has been further enhanced. Domestic and foreign customers' satisfaction with product and service quality has been continuously improved. Since 2007, customer satisfaction has exceeded 95%. Management is gradually moving closer to international standards.

Xima crankshaft pays attention to people's livelihood, pays attention to vulnerable groups, and actively participates in social welfare undertakings. Donations and donations for public welfare undertakings such as earthquake relief, forest fire rescue, hope project, spring bud action, bright project, old-age activities, education and sports, etc., reflect the great ambition of national enterprises to revitalize the national industry and actively contribute to society.

The company strives to achieve 40% of the national share during the “Twelfth Five-Year Plan” period and become a first-class supplier of international and domestic OEMs. In order to build "Xia Ma" into a domestic first-class brand, internationally renowned brands, and sing the development of national industry, continue to work hard.