- Escort Seal Company
- o ring, washer, oil seal, pu seal, repair kit, bonded seal, o ring cord, v ring, x ring, watch gasket, rubber back up ring, ball.
- Address:Xinhu 1st Rd., Taipei City, Taiwan, Taiwa
- Welas Refining Co., Ltd.
- o-ring, v-ring, x-ring, oil seal, gasket, bushing, packing, rubbber parts, auto parts, motorcycle parts.
- Address:No.6-16, Renyi Lane, Her Ming Village, Sioushuei Township,, Changhua Hsien, Taiwan, R.O.C., Taiwan
- Doritek Rubber Corp.
- rubber ring, o ring, viton ring, quad ring, x ring.
- Address:25, Lane 94, Sanlon St., Sulin Dist.,, New Taipei City, Other, Taiwan
- Luminous Optical Technology Co., Ltd.
- Molded Rubber Parts, Plastic Injection Parts, Rubber Gasket, Oil Seal, Quad-Rings, X-Ring, Pneumatic Oil Seal, V Finger.
- Address:14F., No. 38 Tingchow Road, Sec. 2 Taipei , 10080 Taiwan
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