EQ typical examples -1

1．I wonder if the  pcb copper thickness 2OZ(layer1-6)is base copper or finished copper , pls clarify !

Our suggestion : finished copper thickness is 2OZ in all layer

2．pls see the following picture(Q1),you need the base copper is 35/35um ,but in old revision ,the base copper is 70/70um ,which one shall we follow for this order? Pls clarify !

our suggestion A:the base copper is 35/35um  b:the base copper is 70/70um

3.pls see picture as below ,this board is no place to add copper Balance On CS&PS ,but customer required adding copper balance on both side artwork in fab drawing note 18 , so please indicate the place where add copper balance ,you can indicate on below picture fig01 and fig02.

Otherwise pls permit we ignore these requirement

Our suggestion:  A).pls indicate the place where add copper balance

B). ignore these requirement

4．we don’t know how to add the batch No. pls explain it to us.

5．the marking thickness you demanded is 0.007”(117.8um)min that we can’t meet it .The marking thickness we can build 5-15um if use silkscreen print.

Our suggestion: The marking Thickness we can build 5-15um .pls confirm!

6.You don’t offer me the figure of the board , pls provide !

7．You don’t specify the color of soldermask , we would like to use green, pls confirm it .

Our suggestion :color green.

8．We don’t know this board checked and accepted by which standard ,we would like to use IPC-A-600G class 2 ,pls confirm !

Our suggestion : IPC-A-600G Class 2

9．you demand this boards marked with U.L and Type of material ,we don’t know what is  the type of material , we shall add the U.L and text FR-4 use silkscreen print method. pls confirm!

Our suggestion: permit us add the U.L and text FR-4

10．the soldermask thickness you demanded is 10-13um that we have difficult to build, we can do the soldermask Thickness 5-20um, pls accept making the board per our capability .

Our suggestion: The soldermask Thickness 5-20um is acceptable .