Licensed Projects:Production of Class II medical devices, Production of Class III medical devices, Class III medical device operation, Production of steel bars for construction, Timber harvesting and transportation。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.) General Projects: Daily masks( Non-medical) Production, Daily masks( Non-medical) Sale, Timber procurement, Timber sales, Bio-based material manufacturing, Bio-based material sales, Production of protective equipment for medical staff(Ⅰ Medical devices), Retail of protective equipment for medical staff, Wholesale of protective equipment for medical staff, Class I medical device production, Sales of Class I medical devices, Sales of Class II medical devices, Rubber product manufacturing, Rubber product sales, Plastic product manufacturing, Plastic product sales, Daily chemical product manufacturing, Sales of daily chemical products, Fabric textile processing, Sales of needlework textiles, Machinery and equipment sales, Manufacturing of building waterproof membrane products, Sales of building waterproofing membrane products, Computer system services, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Building materials sales, Special machinery manufacturing for building materials production, Lightweight building material manufacturing, Lightweight building materials sales, Sales of steel bars for construction,Metal material manufacturing, Metal material sales, Processing of timber and timber components for construction, Manufacturing of metal parts for construction, Sales of metal parts for construction, Metal structure manufacturing, Metal structure sales。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)