Established in Hong kong in 1983, hoi shing opal city is a wholesaler and retailer specializing in white opal, black opal, fire opal, boulder opal, rough opal, semi-finished opal, opal sculpture, opal jewellery, including earrings, ring, pendant, and necklace, bracelet and bangle, etc. For worldwide market. In a few years ago, our company takes the lead to produces black jade jewellery, it is now become one of our famous products. We are capable of producing trendy, high quality and low price opal products to our customer.