RK always is putting heart into the production, to return customers by perfect products.
Quality policy: whole staff involvement, continuous improvement, producing reliable products for customer to use securely.
RK strictly follows up the requirements of ISO/TS 16949 quality management system and ISO 14001 environment management system to operate, certified by ISO/TS 16949 & ISO 14001 in 26th, Jan. in 2015 and 4th, Jan, in 2017 respectively.

RK has a professional, dedicated quality control team, all of them receive strict quality inspection training and practice, strictly follows the requirements of ISO9001-2000, to guarantee every products’ quality. For quality appearance control, uniform color, no power spray and no oil leakage are required; for product dimension control, strictly follow up international standard dimension tolerance requirements, controlled by contact process and non-contact process; for product performance, make full use of imported and advanced test equipment to control; for packaging and transportation, set package is based on specification and quantity, to make the seals’ usage function more perfect.