1980 Yih Hong Jaw Enterprise co.,ltd.Specialized in capacitor&equipment.
1992 Located in ShenZhen and produces equipment of capacitor manufacture.
1999 New ShenZhen factory manufacture capasitor.
2000 ISO9002 Certification.
2006 Invested in another oint venture to manufacture capacitor.
Investment:HKD 55 Millions.
Major product:Aluminum electrolytic capacitor
Monthly output:100 Millions.