1·But investors and commemorative coin lovers should be aware of the risks of paying too much, said Xu.
但投资者和纪念币爱好者应是付出太多的风险认识到，许说。
2·As for the operational compression bar by hands, through up display screen, process of pressing commemorative coin can be seen.
手动操作压杆，并可通过上方显示屏观看冲压纪念币的过程。