Chengdu Rainbow Appliance (Group) Shares Co., Ltd. manufactures and sells household flexible electric heating products and health appliances primarily in China. The company offers electric blankets including single and double models, four-zone temperature control blankets, timed dual-control blankets with anti-mite features, and wide dual-temperature blankets; heated overblankets, electric heating pads, electric foot warmers, and hand warmers such as insertable glove-style and detachable thick fleece models; electrothermal vaporizing liquids and electric mosquito mats; insecticides like aerosol sprays, cockroach baits, plant essential oil mosquito patches, anti-mold tablets, and mosquito coils; health products including steam eye masks, motherwort abdominal warm patches, neck and shoulder electric hot compresses, waist and abdomen multi-purpose electric hot packs, and graphene far-infrared smart moxibustion boxes; as well as household cleaning products, pet supplies, and smart home products. Chengdu Rainbow Appliance operates mainly in the consumer staples sector, targeting domestic households with heating, pest control, and health solutions; it also engages in raw materials distribution and real estate development. Founded in 1982 and headquartered in Chengdu, China, the company maintains a leading market share in China's electric blanket industry with the Rainbow brand recognized as a well-known trademark. In recent developments, certain A shares remain subject to lock-up agreements ending December 2024, while the 2025 semi-annual report highlights ongoing operational performance amid stable business prospects.