Baidu encyclopedia you can understand. The products are generally used in the electronics industry and lighting industry (led display, led lighting, led strip light, led street light, led high power, etc.).
Aluminum substrate good manufacturers are some of the leading foreign companies, the price of the product is generally 10 times higher than the domestic price, the domestic currently there are 3-5 more well-known: (such as Foslett brand aluminum substrate and a few other better) manufacturers mostly in the Pearl River Delta region. Specifically not very understand, you can add my ball: 763025925 consulting information. Probably these