... VCD/DVD disc,small hardware,jewelrys,watch, necklace,,ring,bracelet,coin Cleaning Company introductionDongguan City South Nekon Machinery Co., Ltd. ... technology. Nekon (Jewelery/ Glasses Ultrasonic washer) Machinery Co., Ltd., after 20 years of striving, owing to high quality ... extremely and thoroughly cleaning with the following objects: VCD/DVD disc,small hardware,jewelrys,watch,necklace,ear ring,ring ...