Company Profile Kam Kwong Plastic Mfy. Ltd. has been established in Hong Kong since 1978. For more than a quater of century we have been specialized in producting high quality watch parts. The main portion of our business is OEM project from Japanese and European customers. Customers can always rely on us fo\rom the stage of designing to actual injection moulding of the finished products. Other services like printing, spraying and chemical etching can also be provided.