Founded in 2010, Spring Group is an independent professional turbocharger supplier and manufacturer. Our main strength lies in assembling, manufacturing and importing varieties of turbochargers and its spare parts for heavy machinery, business cars, and electric generating sets.

TANBORESS Technology Limited is a professional manufacturer for turbochargers and turbo spare parts for both automobiles and diesel trucks or equipment. TANBORESS is also the brand which we have registered in China for turbochargers and other spare parts. TANBORESS brand Turbo and other spare parts will always have good quality and reasonable prices.

Maoshi Tech is a professional turbocharger and spare parts manufacturing company, devoted itself to the manufacturing, research and development of various auto turbochargers.

Shanghai Client Diesel Engine Co., Ltd. is a professional supplier specializing in diesel engines, outboard motors, gearboxes and a full range of engine parts. Our products are widely used in marine, construction machinery and power generation industries.

CME Turbo Co., Ltd. is a trusted name in the automotive industry, with 20 years of experience in manufacturing complete turbochargers, turbocharger parts, and engine cylinder heads. Over the past two decades, we have honed our expertise to deliver top-quality products that meet the evolving needs of our customers worldwide.

Sichuan Hongjun Science and Technology Co., Ltd. is the Chinese leading one-stop supplier of spare parts for heavy machinery, heavy truck and marine power system! Based on its extensive network, Hongjun Group Co., Ltd. is able to provide the most satisfying one-stop service for its customers!

E&E Turbo-Power Co., Ltd. is one of the largest manufacturer & suppliers for high-quality turbocharger & turbo parts in replacement & performance market since 2002. The products are including turbine shaft (shaft & wheel assy. ), compressor wheel, milling compressor wheel, Billet compressor wheel, repair kits, bearing housing, VNT/VGT nozzle ring, back plate (insert), actuator, standard/oversize bearing, standard/oversize piston ring, heat shield, turbine housing, compressor housing, cartridge (CHRA) and turbocharger with more than 6000 kinds of turbo parts. E&E Turbo can also provide customized products according to customer's special needs.

Wuxi Jingtian Auto Products Co., Ltd was founded in 2009.

DEBO Science & Technology Co, Ltd. has been in this line for many years and we are one of the leading manufacturers in China.

Changzhou Mcdowellpower Equipment Co., Ltd is a leading manufacturer specialized in developing and manufacturing all series of turbine wheel, compressor wheel and CHRA.

Afan is a professional manufacturer in the field of turbocharger & Turbo accessories in China. Has successfully developed complete turbochargers and turbo parts more than 1000 models for international aftermarket and OEM in China.

Our company has three professional departments, our company has trained a small research and development team, composed of racing drivers, engineers and members of the development of the first line of the market, rapid response, accurate research, we can keep up to date.

Pingxiang DEBO Technology Corporation Limited(DEBO TECH) is a professional manufacturer specialized in automotive turbocharger components and sales of turbochargers components used for diesel and gasoline engine in OEM and Aftermarket application. Turbocharger components including Nozzle Ring Asm, Piston Ring For Turbocharger, Journal Bearing For Turbocharger, Thrust Bearing for turbocharge, and wastegate components(Electronic Actuator, Rod Asm, Bushing, Crank Asm).

Sunshine machinery & electronic Co., Ltd was established in year 2002 in accordance with the reorganization of the modern enterprise system from pingxiang city, jiangxi province, China, next to state road 319, near to pingxiang railway station and just one hour by car from huanghua international airport. Till now, we have grown to be an industrial complex covering an area of more than 10, 000 square metres with complete sets of maufacturing equipments for producing parts of various turbochargers, such as sealing rings(including materials of cr-mo alloy steel, tungsten-molybdenum alloy, stainless steel series of high-precision; The tech of cr-mo alloy series sealing rings has reached or exceeded the advanced level of similar products home and abroad), floating bearing sheaths, and especially the variable geometry nozzle rings. We are now the leading manufacturer producing nozzle rings in China.

Guangzhou HuaNan Engineering Machinery Parts Co., Ltd was extablished in 1998, located in the business center of China sonth-Guangzhou. The company is a industrial and trading company, which concentrates on research and developing, production, marketing and fittings. It is mainly engaged in ENGINE PARTS, like Liner Kit, Cylinder Block, Cylinder Head, Pumps, Bearing, Crankshaft, Turbocharger, Conrod, etc, which related to automobile, motorcycle, engineering machinery, general machinery and so on. Companies' products has exported to Europe, South America, Southeast Asia, the Middle East, domestic amounted to more than 10 countries. In the industry establish a good reputation, excellent brand and corporate image of honesty and trustworthiness.

Shenzhen Beaver Trip Ltd. Is one of the professional turbocharger manufactures located in China. We cover turbocharger R& D, manufacturing, sales, and international business. Our factory covers 18, 000 square meters. There are more than 180 staffs run for the company. We have 15 main production departments in the factory, for example workshop of the turbine shaft wheel, workshop of Chra, workshop of compressor wheel, production line of assembling, and so on. Our annual output are more than 5, 000, 000 units. We have the newest version of semi-automatic equipments to enhance the efficiency and accuracy of products. In the last step, we will use the balancing machines to ensure the quality of our products. We offers different kind of materials to meet the differents acquirements of the market. Also, we are able to meet th needs of customers with different procurement volume. We are in the middle and high-end marked, products in lines with international standards, exported to various countries in the world. The varieties of our products cover various models of the original parts, high-quality non-original parts etc...We have numerous product models to meet the needs of differents consumer groups. We guarantee the product quality and reduces the pruchase risk of buyers.

Before getting more into Motorman HD, let us present Ningbo Motor Industrial Co., Ltd first. Go back to year 1999, Ningbo Motor Industrial Co., Ltd was just running business of automotive and motorcycle parts as a trading company. After years later since from 2004, Ningbo Motor built few joint-venture factories like shock absorbers with reliable suppliers who have quality products and also performance services.

We are a well-known state-operated enterprise group in China, which is also a basic manufactory of the army.