Founded in 1994, OPPElN started with integrated cabinets and has extended its lines to wardrobes, whole-home customization, wood doors, bathroom products, soft furnishings, kitchen appliances, metal doors and windows, armored doors, bespoke furniture, comprehensive home furnishing solutions, etc., establishing a multifaceted industrial structure with dual flagship categories in integrated kitchen cabinets and wardrobes. It is a one-stop modern home service provider integrating R&D, manufacturing, and sales with multiple business segments.