Guangzhou Yangkai Machinery Parts Co., Ltd. was founded in 2008, our company has 15 years experience which is a professional, diversified construction machinery parts supply enterprises, Our products suitable for: komatsu, caterpillar, Hitachi, sumitomo, kato, daewoo, hyundai,kobelco,Volvo,Sany and other brands of quality excavator accessories. our products throughout the country and exported overseas, such as:Europe and America, the Middle East, southeast Asia and other countries and regions.We engaged in high-quality sealing parts,and is the designated agent of Wou young WYS from South Korea in China. Our company adheres to the business philosophy of honesty and provides customers with high-quality seals and related sealing products.Our company operating products include: Boom Cylinder Seal Kit. Arm Cylinder Seal Kit. Bucket Cylinder Seal Kit. Main Pump Seal Kit.Control Valve Seal Kit. Swing Motor Seal Kit. Travel Motor Seal Kit. Gear Pump Seal Kit.