Third party testing institutions such as the China Association for Inspection and Testing, as well as the 100 Inspection Network Testing Center of collectively owned research institutes, can conduct pollution level testing on insulators, lines, transformers, porcelain bottles, and other materials. According to pollution level testing standards, pollution level testing can be conducted in multiple directions, and a pollution level testing report can be issued within 7-15 working days. It has been rated as an AAA level credit enterprise by the China Business Integrity Service Platform, Having CMA testing qualifications and high-tech enterprise certificates, multiple laboratory branches, complete testing equipment, and a wide testing range Testing items include pollution level testing, waterproofing, moisture resistance, mechanical properties, physical properties, thermal properties, etc Detection Standard DL/T 374.1-2019 Method for Drawing Distribution Map of Power System Pollution Area Part 1: AC System DL/T 374.2-2019 Method for Drawing Distribution Map of Power System Pollution Area Part 2: DC System DL/T 383-2010 Pollution Conditions Artificial Rain Test Method for High Voltage Porcelain Bushing DL/T 1884.1-2018 On site Pollution Measurement and Evaluation Part 1: General Principles DL/T 1884.2-2019 On site Pollution Measurement and Evaluation Part 2 Classification: Selection and Layout of Measurement Points DL/T 1884.3-2018 On site Pollution Measurement and Evaluation Part 3: Methods for Determining Pollution Components GB/T 26218.1-2010 Selection and Sizing of High Voltage Insulators for Use under Pollution Conditions Part 1: Definitions Information and General Principles

GB/T 26218.2-2010 Selection and Sizing of High Voltage Insulators for Use under Pollution Conditions Part 2: Ceramic and Glass Insulators for AC Systems

GB/T 26218.4-2019 Selection and Sizing of High Voltage Insulators for Use under Pollution Conditions Part 4: Insulators for DC Systems

TB/T 2007-2015 Selection Guidelines for Insulators for Electrified Railway Contact Systems

Insulators, Lines Transformers, porcelain bottles, etc Testing advantages: 1. Baijian.com mainly focuses on inspection, testing, testing, analysis, and testing, with rich experience and a wide range of services. 2. We have multiple laboratory branches and can quickly respond to customer needs in various places 3. The testing team has complete testing instruments and can conduct multi-dimensional testing on samples 4. All experiments attach great importance to protecting the privacy of customers and sign confidentiality agreements for testing data 5. Short detection time, low cost, scientific reliability, and accurate data 6. Support customers to send samples for testing, as well as engineers to conduct on-site sampling or sampling The role of testing reports is to provide research data for relevant scientific research papers 2. Used for product quality control and improving product costs 3. The testing report can be used for product import and export services 4. Based on the data information in the testing report, identify problems with the product, improve product quality, and reduce product costs 5. It can give the product an advantage in sales and provide scientific and reliable product data 6. Assist the public security, procuratorial and legal departments in conducting relevant quality or ingredient testing Testing process: 1. Baijian.com receives a customer's commission 2. Customers send samples or engineers take samples 3. Engineers provide quotations for samples through initial inspection and evaluation 4. Both parties shall communicate specific testing items, sign a confidentiality agreement, and conduct testing tests 5. Communicate and exchange ideas with each other during the experiment to adjust the experiment at any time Complete the experimental testing within 6-15 working days 7. Provide a sample testing report The above is an introduction to pollution detection services