Zhuji ZhongKe Autoparts Co.,Ltd is a professional manufacturer specialized in producing brake auto parts, such as slack adjuster, brake valve; brake chamber, air dryer, and hand brake valves. Our factory located in Zhuji city, with convenient transportation, it is about 50 minute’s car to Hangzhou airport and 4hours truck to Ningbo seaport. Our workshop take up 10,000 square meters, totally 80 employees and three production line with capacity of 3000pcs kinds of valves per day. Our products collection covered domestic and foreign trucks, trailers, buses and other vehicles. also we can do OEM as your request. Our technicians with above 20 years experience give us ability to fulfill what you want; it is mentionable that some products patent right owned by us. In domestic market, we already set up many sales net in past 10 years. Good quality with 1 yea