發動機主要有WZH495（4100、4102、4105）系列、WR系列（105、108、110）、WR6113(6116)系列、 WR 6126系列、M（128）系列3-16缸發動機，共200余個品種，功率覆蓋20-1000KW以上，產品油耗低、排放好，具有良好的動力性、經濟性、起動性、配套性等特點。發動機有柴油、氣體等多種燃料動力，主要配套應用于拖拉機、發電機組、汽車、船舶、工程機械等領域。
Shandong Weituo Group Co., Ltd (hereinafter called SWT) is one of the largest backbone enterprises in Chinese Agricultural Machinery Field. It has more than 60 year history and its registered capital is 190 million RMB. SWT covers 210,000 square meters of tractor industrial garden and power machinery industrial garden which are located respectively in Weifang Economic Technology Developing Zone and Fangzi District. Tractor annual output is 100000 units. Engine annual output is 80,000 units. Genset annual output is 30,000 units.
The SWT mainly produces agriculture equipment (including various types of wheeled tractors, plant protection machinery, etc.), power machinery (including diesel engines, gas engines, new energy machinery, etc.), generator sets (including low noise gensets and automatic controlled gensets), power equipment accessories and other products.
“Weituo” brand tractors earned the only top state silver medal among the same products in China. Their inventory has exceeded 2.6 million units. They cover seven series of TS, D, TY, the Pioneer, green house king, AOYE middle hp, Weituo King big horse power, over 300 varieties which cover 12-120 hp (200-600 hp tractors together developed with foreign country which are already put into market sales period time) and form a large, medium and small complete product sequence.
3WP series plant protection machinery adopt drive axle which is independent research and development with our own patent, with characteristic of high ground clearance, big torque, high cross-country ability, reliable performance. It is better to satisfy the work in deep mud and high viscosity soil paddy field and dry field. It adopt mature torque converter gearbox to realize stepless speed regulation and satisfy different work speed need. Spraying system has manual or intelligent spraying control system which realizes precise quantity spraying according to the control of work speed, liquor pressure and flowing capacity. The spraying width can be 14 meters, 16 meters, 18 meters or 24 meters. Using different spraying system and control system, this series product also can meet the plant protection management of cotton, yellow fume and other broad leaf crops.
Engines mainly have WZH495 (4100, 4102, 4105) series, WR series (105,108,110), WR6113 (6116) series, WR 6126 series, M (128) series 3-16 cylinder engine, which has more than 200 varieties covering 20-1000KW. The products have the following characteristics Hi-powered, economy, easy-starting, high-compatibility, low fuel consumption and low emissions. Engine can be diesel, gas and other fuel and power, mainly used in tractors, gensets, automobiles, ships, construction machinery and other fields.
Gensets, covering 5-2000KW, mainly have low noise gensets, automatic controlled gensets, mobile power station, which have basic type, four-protection, automatization, three remote, low noise, multi-paralleling, network, and other multi-functional fixed, mobile diesel gensets, gas gensets, marine gensets and power output units.
SWT has complete casting, machining, gear and spline shaft machining, heat treatment, sheet pressing, coating, whole set assembly. The major components and its covering parts can be completed independently, which assures a high product quality control. SWT has processing, painting, assembly, and more than 10 production lines, 1,000 sets of main production equipments and inspection equipments including machining centers, three coordinate measuring instrument and advanced CAD design system for product development , product testing facilities rooms. Its equipment level is advanced in the same industry. SWT has a strong product production and R & D capability.
SWT is the first company in the same industry to get the ISO9001 quality system certificate and also passed Environment Management System certificate ISO14001 and China Compulsory certificate, UL certificate and CE certificate are also in process. SWT has a sound marketing network and has established a nationwide network with more than 200 service spots, providing instant and convenient services for users. Products are exported to more than 40 countries and regions.