问题：

1.平面度无法控0.1mm.The complanarity is out of spec

2. 焊锡NG：poor soldering

3. PIN根部裂(plastic is cracked)

改善：

1. PIN孔与端子尺寸配合dimensions of terminals is suitable for pin hole.

2. 改连续电镀changed to continuous plating;

3. majorization the structure of pin。