One of the company's key products is a "quartz watch tester," which shows how many seconds a watch loses or gains in a month.
這種測試器非常輕巧方便，只要把電子錶放在測試器上，就立可測出這隻表每個月誤差多少秒。將來「數字電子錶測試器」推廣後，可以更嚴格的管制國產電子錶的品質。