1, UL testing services to the organization?
UL's Engineering Services Division is divided into product categories according to different departments. Its staff, including senior engineers and technical service personnel. Check the product structure, testing, evaluation results and the development of standards is only part of their work. UL also includes a site inspection to the factory site representative. On-site representative is to mark the product complies with UL standard UL guarantee.

2 Who can submit products?
Product is usually caused by manufacturers or vendors or other authorized agents, representatives and other entities submitted. When you submit a product, you can choose to appear in the UL product directory publishing entity names (such as manufacturers, agents or other licensed entities). Once decided, the names must appear on all meet UL standards and ready to use the UL mark products.

3, should be submitted when the product?
Preferably in the product development process to submit products, and the sooner the better. Usually, UL engineers can pre-test the products to help you decide where to modify or rework. Although the pre-test can not replace the full product testing, we can not get authorization to use UL mark, but it can save costs for you. Pre-testing laboratory at any one UL, UL branches or carried in your production, and only takes 1-2 days time. (This article has mainly targeted at the overseas branches of enterprises, other enterprises have no practical meaning)

4, how to submit products?
UL customers can consulting help. This is a first for UL business is particularly important, because the customer consultant is a bridge connecting UL and customers. Customer Advisor responsibilities include:
• answer the question about UL
• guide customers to the right of the engineering department
• UL and management departments to resolve customer issues
Submit products to UL for the first time the key is based on your convenience, sent a letter to clients in the UL laboratory consultant or the United States in other parts branch manager. The letter should include the following information to help UL understand the scope and requirements of your test:
1, describing the product and its appropriate use. List all models to submit product or category, and explain the different product types or models of the similarities and differences between the points.
2, listing all the components used in products and materials - including manufacturer, model, quantity, size, ratings, etc. - and whether recognized or UL listing. For all of the polymer material, asked to identify the types of materials, name, manufacturer, model number (example: a thermoplastic material) and explain how they apply to your product.
3, if you think that will help engineers understand the UL product design, structure or works, please include product-related schematics, wiring diagrams, design drawings and / or product photos.
4, all instructions provided with the product, safety tips or installation instructions, and all appear on the packaging tag.
5, list all you want to future use of other materials, parts and components. This can be for you to use these materials in the future to reduce testing costs and time.
6, provide the name of your authorized representative, the representative will receive the correspondence between UL, including the final test reports and invoices.
7, to provide the manufacturing plant name and address.
8, provided in the corresponding UL product catalog published on the company name. Products should be sold in the name of the company (which may be different from the real manufacturer).
9, specify the new or updated products are with you or other organizations have been UL certified products have the same structure or properties. If the product has been certified by other certification bodies, please notify the UL. If possible, UL will try to use your previous test data or other UL Customer authorizes you to use the data to save you the cost and time.

5, product testing how to get started?
Once the UL access to all the data you provide, UL can decide which department to test the product. UL's Engineering Department will:
• Develop test plans,
• Provide estimated test costs
• the approximate end of the test of time
• Send the application form
At this time, if you have any time frame, you should notify the UL so that it arranged to consider when testing time. Once you return the application form and provide the corresponding advances, and UL engineers have received the appropriate test samples, UL engineers can begin to truly test your product.

6 After testing what would happen?
Once the end product testing, project engineer will inform you whether your product UL requirements. The products meet UL requirements, the project engineer will prepare a test data according to official reports. Test data will be used for tracking service and details of the foundation as part of follow-up service.
Tracking service rules is a detailed description of UL-tested products meet UL requirements the structure of the document. UL's field representatives will use this document as a guide to the implementation of the plant's periodic UL product testing.
In the UL engineer will test the report sent to you before, you must agree to participate in UL's follow service plan. You must sign and return to the track inspection reports to indicate that participate in the program. Typically, this file will be sent in the application form sent out a few days later.
If for some reason do not make your product meet the requirements of UL, UL will notify you did not meet the requirements of the. If you choose to change the product and is willing to repeat the test, you can and the original project engineer responsible for links you need for the project to re-test.
If you test results, a requirement of understanding or UL's decision in doubt, UL, UL complaints procedures so you can make the management of institutions to hear your views without fear of the relationship between impact and UL.