C Manufacturing

Code 13 covers the processing of primary agricultural products and related sideline foods, including cleaning, sorting, grading, preservation, and basic transformation of crops, livestock, poultry, fishery and forest produce into consumable or intermediate food items such as grains, fruits, vegetables, meat, dairy, eggs, honey and oil-seeds. It also includes auxiliary activities that support these processes, such as storage, packaging and quality testing.

Code 14 includes enterprises that transform raw agricultural, animal and marine products into edible foods, covering the manufacturing of grain, meat, dairy, fruits, vegetables, beverages and related packaged products, while excluding catering services. Activities involve washing, cutting, mixing, heating, freezing, canning, fermenting, drying and packaging in accordance with food-safety standards.

Code 15 covers the manufacturing of wine, other alcoholic beverages and refined tea, including processes such as fermentation, distillation, blending, bottling, packaging and related quality-control activities. It also encompasses the production of specialty drinks derived from tea that have been processed to enhance flavor or purity. This classification groups together enterprises engaged in turning raw grapes, grains, tea leaves and other ingredients into finished beverage products for domestic or export markets.

The code covers establishments engaged in manufacturing tobacco products such as cigarettes, cigars, pipe tobacco and smokeless items, encompassing processes of cutting, blending, curing, and packaging raw tobacco. Activities related to the preparation of ready-to-use tobacco goods for retail sale are included.

Code 17 covers the textile industry, encompassing the production of yarn, fabrics and related products from natural and synthetic fibers, as well as processes such

Code 18 covers establishments that transform textile fabrics and fibers into finished garments and apparel, including cutting, sewing, assembling, finishing and finishing processes for woven, knitted, or non-woven clothing. It includes the production of a wide range of apparel such as shirts, trousers, dresses, outerwear, uniforms and specialized garments, but excludes textile processing, printing or the manufacturing of textile raw materials.

Code 19 covers enterprises that process raw hides and skins into leather, produce finished leather goods, and manufacture articles from fur and feathers such as hats, gloves and accessories, as well as all stages of footwear production from material preparation to final shoe assembly. It includes both small-scale workshops and large factories engaged in these activities.

Category 20 includes the processing and manufacturing of timber, wood, bamboo, rattan, palm and grass materials into a wide range of products such as sawed lumber, veneer, plywood, particle board, furniture, decorative items and other finished or semi-finished wood and plant-based goods. It covers activities from primary sawing and planing to the production of assembled goods and ornamental crafts made from these natural materials.

Code 21 covers enterprises that produce household and office furniture, including wooden, metal, plastic, and upholstered pieces as well as their components, fittings, and accessories, and involves processes such as cutting, assembling, finishing, and packaging of finished furniture items.

Code 22 includes establishments that manufacture paper, paperboard and related products, encompassing activities such as pulping, paper making, converting paper into printing, writing, packaging, tissue and other sanitary paper goods.

Code 23 includes enterprises engaged in reproducing printed and recorded media such as newspapers, books, magazines, journals, and audio-visual recordings. The activities cover printing, copying, binding, duplicating and manufacturing these media for distribution.

The code groups together products related to cultural, educational, sports and entertainment activities, including books, audio-visual media, teaching aids, sports equipment, recreational toys and other items that support leisure, learning and artistic expression. It covers both tangible goods and ancillary materials used in the provision of these services.

Code 25 encompasses enterprises engaged in processing petroleum, coal and other fuels, including crude oil refining, natural gas processing, production of gasoline, diesel, kerosene and other refined products, manufacturing of lubricants, petrochemicals, coke and briquettes, and related auxiliary services such as storage and blending.

Code 26 covers enterprises that produce basic chemical raw materials and a broad range of chemical products, including inorganic chemicals, synthetic organic compounds, fertilizers, pesticides, plastics, and synthetic fibers. It groups together the manufacturing activities that transform raw substances into finished chemical goods for industrial and agricultural use.

Code 27 designates establishments engaged in the production of pharmaceutical products, including the synthesis of active ingredients, formulation of dosage forms such as tablets, capsules, injectables and ointments, and the packaging of medicines for human or veterinary use, as defined in GB/T 4754-2017.

Code 28 covers enterprises that produce synthetic and regenerated fibers by chemical processes, including polymerisation, spinning, drawing and heat-treating of materials such as polyester, nylon, acrylic, viscose and other man-made fibers, as well as related finishing operations that prepare the fibers for textile use.

The code 29 classifies enterprises that manufacture finished rubber and plastic goods, including tires, hoses, seals, synthetic-rubber products, plastic containers, pipes, and other molded or fabricated items. Operations range from processing raw polymer materials to final product assembly and packaging.

The code 30 identifies enterprises that process, manufacture, or finish non-metallic mineral products such as cement, bricks, glass, ceramics, refractory materials, and mineral wool. Activities include extraction of raw minerals, blending, shaping, firing, and any related packaging or distribution services. This sector covers all operations that transform inorganic mineral resources into building, construction, or industrial materials.

Code 31 covers the entire process of extracting iron from ore and converting it into steel, including primary smelting, refining, casting, and subsequent hot-rolling or cold-rolling to produce finished ferrous products such as bars, plates, sheets and profiles. It encompasses enterprises engaged in integrated steelmaking and rolling operations that transform raw iron into usable metal forms.

The entry covers enterprises that melt and refine non-ferrous ores or scrap, produce alloys, and perform hot-or-cold rolling to generate strips, sheets, bars, rods or other shapes of metals such as copper, aluminum, lead, zinc, nickel and their alloys, encompassing both primary smelting and secondary recycling operations.

Code 33 denotes the metal products industry, encompassing enterprises that manufacture finished metal items such as castings, forged components, metal structures, sheets, tubes, wires and related accessories. It includes activities ranging from primary metal shaping to the production of specialized metal parts for construction, machinery, transportation and consumer goods. The category excludes primary metal smelting, which is covered by a separate classification.

Code 34 covers the production of general-purpose equipment and machinery used across multiple industries, including metal-processing, construction, agricultural, and transport tools that are not specialized for a single sector. It encompasses the design, assembly, testing and repair of such standard industrial machines.

Code 35 in the GB/T 4754-2017 classification covers enterprises that design and produce specialized machinery and equipment for particular industrial or commercial purposes, such as construction, mining, agriculture, energy, and environmental protection. It includes manufacturing of custom, high-precision or technologically advanced devices not classified as general industrial equipment, ranging from heavy-duty excavators to specialized processing machines and safety apparatus. This category aggregates firms whose output serves niche or technically demanding sectors.

The code 36 category includes enterprises that design, produce and assemble motor vehicles such as passenger cars, trucks, buses and specialty vehicles, as well as perform final finishing and testing of complete automobiles. It also covers manufacturing of vehicle bodies and related structural components that are integral to the finished vehicle.

Code 37 includes the manufacturing of railway vehicles, ships, aerospace and other transportation equipment, covering production of locomotives, rolling stock, vessels, aircraft, missiles, space vehicles and their components.

Code 38 includes the manufacturing of electrical machinery and equipment, covering the production of electric motors, generators, transformers, switchgear, control panels and related components used in power generation, transmission, distribution and industrial applications.

Code 39 in the GB/T 4754-2017 classification groups enterprises that produce computers, communication devices and other electronic equipment, including mainframes, personal computers, servers, networking hardware, telephone sets, radios, televisions, consumer electronics, electronic components and assembled electronic products. The category covers the manufacturing, assembly and testing of these hardware items for domestic and export markets.

Code 40 covers enterprises that produce measuring, testing and control instruments and the associated precision machinery. It includes fabrication of devices for length, mass, temperature, pressure, flow, electrical and chemical measurements, as well as the specialized equipment used to calibrate, inspect and maintain them. The class also embraces the manufacturing of auxiliary machinery that supports these measurement operations.

The "Other manufacturing" class comprises industrial activities that produce goods not covered by any other specific category in the standard. It includes miscellaneous, custom-made or small-batch manufacturing such as the production of specialized components, repair-oriented fabrication, and any other manufacturing operations that fall outside the defined sector codes.

Code 42 covers activities that collect, treat, recycle or otherwise transform waste materials into secondary raw materials, energy or useful products, including the operation of material-recovery facilities, composting, waste-to-energy plants and other processes that turn discarded resources into value-added outputs. It encompasses the full chain of waste utilization, from sorting and processing to the manufacture of recycled goods.

Code 43 covers activities involved in repairing, overhauling, and maintaining metal products, machinery and equipment, including installation, testing, adjustment and related technical services for industrial and commercial assets. It encompasses firms that service a wide range of mechanical and metal goods, from small tools to large production lines, ensuring they operate safely and efficiently.