Standing on the PE angle of these materials is not allowed because the card check is damaged and cannot be fully inserted into the connector,so some adverse and instability,the electrical production line and the test performed does not fully cover,now we have to do is give manufacturers absorption inventory?defective potential risk who to pay? For adding solder the solution reduces the card check damage,but the amount of control of Tin,manufacturers how regulated is to notice that have too many local,Tin,affecting thickness will cause damage to the panel,will have to wait for manufacturers to deliver to confirm ..
Standing in the Angle of PE cannot use these materials are damaged, because the card, can't completely tick, so some bad by inserting, production line of electrical measurement is not fully care, now ...