-Xi'an Zhengda Auto Parts Co., Ltd Introduction -Xi'an Zhengda Auto Parts Co., Ltd. is a professional heavy-duty auto parts supplier with many years of market experience. Was founded in 2021-The company specializes in heavy truck series auto parts for bosch spare parts,diesel engine parts,sensors, engine controller(ecu),engine wiring hareness,urea pumps and spare parts,scr spare parts...-and has 15 senior engineers with corresponding testing equipment. It has been rated as the "Contract-honoring and Promise-keeping" enterprise of Xi'an Municipal People's Government for many times. It is a large-scale enterprise in Xi'an accessory industry. It has been rated as "Service and Product Double Satisfaction Unit" and "Contract-honoring and Credit-keeping Unit" for many years.-About Nitrogen Oxygen SensorZhengda is a nox sensor and oxygen sensor manufacturer based in China, we have been in this line for many years. Our factory can develop as customers' sensors models. Package, stickers, cable length can also customize.Some customers may doubt why our price is so cheap, is our quality bad? Of course not, we offer 1 year warranty for all sensors. Why price so cheap then? That's because you buy from trading companies or even importers that buy from Chinese trading companies.We have exported to companies in Germany, Korea, Brazil, the USA, UK, get many good feedbacks. We not only control quality but also price. We only work with companies at this price not personal.Some customers trust us and let us buy some other parts from other companies, which we have posted these products in "products"-"other parts", you can check or order if you are interested.-About ECUZhengda is a ECU manufacturer based in China, Our factory can develop as customers' ECU models, Our company has its corresponding original computer boards for various models, the quality of the whole process is assured, and before delivery, it will be debugged to confirm that there is no problem before delivery. we offer 1 year warranty for all ECU,We have exported to companies in Germany, Korea, Brazil, the USA, UK, get many good feedbacks.-About CMYAUM BrandCMYAUM is a trademark created by our company in China in 2021, including electronic control units for automobiles, automobile relays (electricity), inverters (electricity), car navigation devices, thermostats for vehicles, odometers for vehicles, automobile wires Beam, vehicle sensor, vehicle electronic controller, car battery, car wire harness, driving recorder, car engine spark plug, car engine ignition coil, car engine cooling radiator, car engine cooling fan clutch, car engine muffler, car engine piston, oil filter (engine parts), air filter (engine parts), diesel filter (engine parts), fuel filter (engine parts), car engine, car oil pump, car water pump, car Engine oil pump, automobile fuel injector, valve (machine part), turbo compressor, vacuum cleaner, automobile engine, land vehicle fender, automobile chassis, land vehicle transmission gear, land vehicle clutch, automobile shock absorption brake pads, airbags (car safety devices), engine mounts for land vehicles, engine mounts for land vehicles, rearview mirrors, gearboxes for land vehicles, bodywork, windshield wipers, vehicle mounts, horns for vehicles, transport Tool upholstery, vehicle burglar alarm, vehicle seat safety harness, vehicle joystick-Infringement must be investigated