China grading slab case Manufacturer, Supplier, Factory

HuiZhou Cheung Shing Plastic Industrial Co. Ltd. is subsidiary of Cheung Shing Development (H.K.) Ltd. As a professional CD/DVD cases factory in China, Cheung Shing would like to provide various type of high quality DVD and CD cases, such as Single 10.4mm CD Jewel Case. . With years of experience in production of plastic packaging, Cheung Shing can supply a wide range of CD/DVD cases and meet your customized needs.

As a professional headphone manufacturer and supplier in China, Cheung Shing would you high quality Bluetooth In-Ear Earbuds. In-Ear Earbuds SD-003E TWS Earphone redefine personal music experiences. Freed from cable constraints, they deliver portability and sleek design, paired with Active Noise Cancellation, Ambient Sound Mode, and Smart Touch Controls for immersive audio. Seamlessly switch between mono/stereo modes or activate Ultra-low Latency Gaming Mode for versatile use. With IPX water resistance for workouts, long battery life, fast charging, and stable Bluetooth connectivity, they ensure crisp sound quality across scenarios—commuting, working, or exercising. Perfect for modern lifestyles, TWS earphones balance convenience, performance, and adaptability effortlessly.

Cheung Shing is also a professional bone conduction hearing aid glasses manufacturer. The company produce smart glasses for over 10 years. Our main customers are from local, Japan, Europe and United States.

HuiZhou Cheung Shing Plastic Industrial Co. Ltd. is subsidiary of Cheung Shing Development (H.K.) Ltd. As a professional CD/DVD cases factory in China, Cheung Shing would like to provide various type of high quality DVD and CD cases, such as Double 10.4mm CD Jewel Case. Our key clients, spanning Japan, Europe, and the US, have trusted us for over 30 years in mold production and plastic injection, including renowned brands like CCC Japan, SONY, Verbatim, and Warner.

Cheung Shing is capable to provide design, molds, plastic injection and assembling all in one service. Memory card cases are one of the samples that we design and produce our own product.

G9 is our latest smart audio glasses in 2026. We have it in stock and factory is in China. Cheung Shing can produce 3,000 pieces G9 per day. Factory is located in Hui Zhou city, Guang Dong. We welcome trading companies to sell our G9 and other audio products together!