YAW LEN ENTERPRISE CO., LTD is specialized in producing piston ring and has been in this fields for 20 years since 1984. In the past two decades, we were small company and have constantly invested the related precision process equipments with strict QC to satisfy the demands for producing precise piston rings. Under the specification of QC and production, we have long-term corporation relationship with many companies to produce the high-quality piston rings to meet the needs of each factory; furthermore, we provide the products to factories in Taiwan and foreign countries. Yuann Lan insists o
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