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Database: 365,228(8 Aug 2026)

quality level

quality level, Total:270 items.

The international standard classification for "quality level" includes: Fruits and derived products , Fruits. Vegetables , Farming and forestry , Other standards related to farming and forestry , Plant growing , Compressors and pneumatic machines , Leisure. Tourism , food products in general , Tea , Farming and forestry in general , Vegetables and derived products , Cement. Gypsum. Lime. Mortar , Fruits. Vegetables and derived products in general , Medicaments , Oilseeds , Spices and condiments , Soil quality and pedology in general , Pharmaceutics in general , Hulls and their structure elements , Fluid power systems in general , Graphical symbols for use on specific equipment , Railway rolling stock in general .

The Chinese standard classification for "quality level" includes: Melon, fruit and vegetable planting and product , Economic forest and byproduct , Fibre crop and product , Fruit processing and products , Ornamental plant , Compressor and fan , Supply and Use Relation , Standardization and quality management , Tea products , Seed, seedling, seedling nursery , Forest conservation , Cement , Other cash crops , Flavoring materials , Soil and fertilizer in general , Medicinal herb and product , Ship hull and outfitting maintenance and service , Hydraulic and pneumatic device , Terms and Symbols , Braking system .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Hainan Provincial Standard of the People's Republic of China

Professional Standard - Supply and Marketing Cooperative

Professional Standard - Forestry

Henan Provincial Standard of the People's Republic of China

Shaanxi Provincial Standard of the People's Republic of China

Hebei Provincial Standard of the People's Republic of China

Yunnan Provincial Standard of the People's Republic of China

邢台市市场监督管理局

国家市场监督管理总局、中国国家标准化管理委员会

Professional Standard - Building Materials

Xinjiang Provincial Standard of the People's Republic of China

中华全国供销合作总社

Group Standards of the People's Republic of China

Guizhou Provincial Standard of the People's Republic of China

Sichuan Provincial Standard of the People's Republic of China

  • DB5120/T 7-2021 Classification of service quality of characteristic homestay in rural tourism
  • DB5120/T 6-2021 Classification of service quality of farmhouses and rural hotels
  • DB51/T 2140-2016 Requirements for improving the quality level of tourist attractions
  • DB51/T 2863-2021 Classification of farmhouse service quality
  • DB5133/T 68-2022 Walnut Nut Quality Grades
  • DB51/T 2723-2020 Technical Specifications for Grade Evaluation of Cultivated Land Quality in Sichuan Province

Guangdong Provincial Standard of the People's Republic of China

Guangxi Provincial Standard of the People's Republic of China

Shanghai Provincial Standard of the People's Republic of China

Jiangsu Provincial Standard of the People's Republic of China

Professional Standard - Traffic

  • JT/T 4098-1993 Quality rating of inland river steel cargo ships
  • JT/T 4099-1993 Quality grade assessment of inland river steel push (tow) boats

Anhui Provincial Standard of the People's Republic of China

Tianjin Provincial Standard of the People's Republic of China

国家林业和草原局

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

工业和信息化部

Qinghai Provincial Standard of the People's Republic of China

  • DB63/T 2100-2023 Technical Specifications for Cultivated Land Quality Grade Evaluation

Hunan Provincial Standard of the People's Republic of China

Zhejiang Provincial Standard of the People's Republic of China

Jiangxi Provincial Standard of the People's Republic of China

Fujian Provincial Standard of the People's Republic of China

农业农村部

Professional Standard-Ships

  • CB 3377-1991 Quality Grade of Planking of Ship Hull Cleaned by High Pressure Water

Professional Standard - Agriculture

Inner Mongolia Provincial Standard of the People's Republic of China

  • DB15/T 1316-2018 Evaluation on quality grade of ecological public welfare forest in arid and semi-arid area
  • DB15/T 3600-2024 Technical specification for black soil quality classification

Professional Standard - Machinery

  • JB/T 58652-1999 Quality grade assessment of fastener products
  • JB/T 5967-1991 Quality grade of air medium intended to be used in pneumatic components and systems
  • JB/T 5967-2007 Classification of air-operating gas quality applicable to pneumatic components and systems

国家林业局

文化和旅游部

  • LB/T 078-2019 Quality rating of auto and recreational vehicle camp

Jilin Provincial Standard of the People's Republic of China

  • DB22/T 1539-2012 Classification and evaluation of farmhouse tourism quality
  • DB22/T 1817-2021 Classification and evaluation of quality grades of rural tourism management units

Gansu Provincial Standard of the People's Republic of China

Chongqing Provincial Standard of the People's Republic of China

Hubei Provincial Standard of the People's Republic of China

  • DB4203/T 227-2023 Classification and assessment of quality levels of scenic villages in Shiyan City

国家旅游局

  • LB/T 037-2014 Rank division for the quality of mountain ski resorts

Professional Standard - Meteorology

  • QX/T 251-2014 Quality grades of L0 and L1 data for FY-3 meteorological satellit

Shandong Provincial Standard of the People's Republic of China

Heilongjiang Provincial Standard of the People's Republic of China

  • DB23/T 1633-2015 Quality classification of tussah cocoons for biological control

Liaoning Provincial Standard of the People's Republic of China

Professional Standard - Railway

  • TB/T 3124-2005 The quality class and measurement methods for the braking compressed air for the railway vehicles

PL-PKN

RU-GOST R

RO-ASRO

Association Francaise de Normalisation

Institute of Interconnecting and Packaging Electronic Circuits (IPC)

Danish Standards Foundation

FI-SFS

  • SFS 3304-1978 Ikkuna, toiminnalliset ominaisuudet,ominaisuuksien luokitus ja testaus

EEMUA - Engineering Equipment and Materials Users Association

  • PUB NO 167-1991 Specification for Quality Levels for Carbon Steel Valve Castings

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector

International Telecommunication Union (ITU)