Heavy truck cab development goals: (1) economic objectives control, cost, schedule and user requirements (demand). (2) target control technology, technical specifications, design quality, process design quality, manufacturing quality. To achieve these objectives, in the design of modern design methods should be employed Shandong heavy truck cab, through the implementation of the following to complete the objectives and tasks: First, technical support via computer simulation and modeling techniques; the second is to establish a scientific mechanism design process; third is to establish the scientific development platform. HOWO vehicle maintenance partakers Jinan heavy truck maintenance inside and outside the cab assembly, outside refers to the surface of the car, the car body paint primer anti-aging care, such as making automobile coatings, car wax, car tires, tire pressure measurement, automotive Clean car wash, auto film, and so can the car maintenance car paint or play a role in the car. Within means the car, such as upholstery cleaning, car sauna disinfection, engine cleaning, air cleaning, oil change, a glass of water, vehicle chassis armor are all car maintenance mode. There are routine maintenance items: 5000 km / second for once oil, 25,000 km / time change fuel filters, 25,000 km / time change spark plugs, 40,000 km / time change brake fluid, replace air conditioning filter once a year, automatic transmission Oil and oil filters and manual transmission 80,000 km / second, 2-3 year battery, fuel injectors 25,000 km / time to clean up, 50,000 kilometers brakes / inspections throttle 15,000 km / second, locks, hinges, sunroof, 1000 km engine cover lock, luggage lock / second inspection and lubrication of the engine oil is not only to be replaced regularly, three filter China's heavy truck cab, for some time without cleaning and maintenance of the engine, road conditions bad car, a simple substitution Oil is no longer able to keep the engine clean inside heavy truck cab, then they would have the engine cleaned. For normal vehicles, the driving to 40,000 -50,000 km when the engine is also useful for cleaning and maintenance needs. Vehicle maintenance are guaranteed home net net oil and water if gasoline or oil is not pure, it will accelerate the wear and tear of parts, causing oil spills, oil pressure drops, oil clogging and other failures. If cooling water is not pure, cooling will increase the scale, hinder engine cooling, accelerate wear parts. Heavy truck cab accessories _ Jinan Yiu Cheung (certified) _ heavy truck cab provided by Jinan Yiu Cheung Trading Company. Jinan Yiu Cheung Trading Company (www.jinanyaoxiang.com) Shandong Jinan, engine assembly leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Jinan Yiu Cheung leadership with the staff warmly welcome all inquiries negotiations to create Jinan Yiu Cheung a better future.