GuangZhou Sonka is a manufacturer and expoter of Seal.Our company located in Tianhe district,Guangzhou,GuangDong.The company has strong technical strength,sophisticated production,equipment,perfect manufacturing technology,strict quality control,resource-rich output to provide customers with competitive price and quality products.we independent research and development in addition to the production of cylinder block,crankshaft,connecting rod,oil,oil pump.And also the seal with adavantage in price,quality. we adhere to the quality ,variety development,reputation for service management principles.Guangzhou Sonka as always with quality parts, reasonable price,timely and accurate,convenients for customers to provide first-class service,the industry is willing to sincerely cooperate with friends all over the world ,a broder market .Integrity ,Quality,Service.Welcome to consult!