Category 19:

1901 Semi-finished timber

Wood strips 190015, shingles 190021, semi-finished timber 190026, timber 190027, construction timber 190027, plywood 190028, finished wood 190029, processed wood 190030, wood for household appliances 190030, sawn wood 190031, flooring wood 190032, veneer 190033, veneered surface sheet 190033, plywood 190034, flooring 190035, wooden plank 190035 , parquet flooring strips 190106, parquet flooring 190106, cork (compressed) 190111, narrow planks 190125, oak planks 190125, plastic wood 190127, molding wood 190127, thick planks (for construction) 190149, non-metallic sleepers for railways 190176, Non-metal railway sleepers 190176, small pieces of wood (for carpentry) 190185, sawdust board 190186, wood pulp board for construction 190201 ※Fibre board C190001, resin composite board C190002, magnesium aluminum curved plate Cl90003, wooden floor C190035

Note: Flooring, parquet, parquet, and wood floors are similar to 1909 parquet, non-metallic floors.

1902 Soil, sand, stone, stone, mortar, slag and other construction materials

Slate powder 190008, silver sand 190010, clay for pottery 190011, tumbled stone ( Sandstone) 190012, concrete 190023, brick-making soil 190039, brick-making soil 190039, limestone 190043, clay (raw material) 190047, road or paving material 190051, lime 190052, building mortar 190053, lime mortar 190053, schist 190059, unprocessed Baikui 190072, quartz 190073, crystal stone 190073, stone 190094, clay '190096, gravel 190099, sand and gravel for construction 190100, ballast (building materials) 190104, ballast for paving 190105, gravel 190116, olivine for construction 190132 , Building stone 190141, ballast stone 190143, travertine 190145, stone components 190146, sand (except foundry sand) 190166, silica (quartz) 190168, terracotta 190172, non-metallic paving blocks 190200, limestone 190211, calcium-containing marl 190211 , aquarium gravel 190233, aquarium sand 190234, block stone 190237 slate 190006, roof slate 190007, granite 190098, marble 190120, artificial stone 190142 ※Expanded perlite C190004, stone powder for construction C190005

< p>Note: Slates, roof slates, granite, marble, and artificial stone are similar to the 1906 product.

1903 Gypsum

Alabaster 1900003, Plaster of Paris 190054, Gypsum 190102 ※Gypsum board C190006

1904 Cement

Asbestos cement 190004 , cement.1900366, cement for furnace 190092, cement for blast furnace 190093, magnesia cement 190118

1905 cement prefabricated components

Concrete building components 190024, cement board 190057, cement column 190058, Non-metal concrete shield 190198, concrete non-metal formwork 190198 ※Cement pipe C190007, cement pole C190008, cement frame C190009, asbestos cement board C190010

Note: Non-metallic materials for cement poles and 1909 power transmission lines Pole, non-metallic pole for power lines, similar to non-metallic utility poles.