UL profile

UL product safety certification and safety certification business, the ultimate goal is to get fairly safe level for the market of goods, make great contribution to the health and property safety guaranteed. Is product safety certification as an effective means to eliminate technical barriers to international trade, UL in order to promote the development of international trade also plays a positive role.

UL was founded in 1894, the initial stage of UL main fire insurance department to provide funding for a movement, until 1916, UL is completely independent. During the past hundred years of development, UL has become a world famous certification body, its own has a set of strict organization and management system, the standard development and product certification program. UL by a security experts, government officials, consumer, education, public utilities, insurance and management council composed of representatives of the standards department, daily work by the President and vice President. At present, the UL in the United States has five laboratory, headquarters in Northbrook town, north of Chicago in Taiwan and Hong Kong respectively at the same time set up corresponding laboratory. In the United States, for consumers, UL is safety sign, the symbol of the world, UL is manufacturers one of the most trusted provider qualified evaluation.

1. The minimum height of the registered trademark shall be 3/64 of an inch.

2. When the UL marks the outer diameter of less than 3/8 of an inch, if the registered trademark symbol under the "is not clearly readable is negligible.

3. The tag available stamping, molding, printing, silk screen printing ink or similar method is direct and fixed on the same product.

4. Access signs: manufacturers can be reproduced or obtained from UL authorized dealer.

5. ULus logo (only us, there is no c) : product enter the American market safety sign; CUL (only c, no us) : safety sign products into Canada market; CULus logo: the safety of the products to enter the United States and Canada market

Service project

UL product certification, the main test service can be divided into the column, recognition and classification.

1. The column name (LISTED) :

Column, in general, only apply to the complete product and qualified personnel in the field replacement or installation of various device and device, belongs to the UL listed services of all kinds of products include: household appliances, medical equipment, computer and business equipment and role in the building of various kinds of electrical products, such as the power distribution system, fuse, wires, switches and other electrical components, etc. The UL listed products, often can the UL marks on each product the column name. The use of the column name sign.

2. Recognition (Recognized) :

Recognition is UL services