The picture above is a part of cover page introduced in pamplet book of PSE Co., Ltd, U.S.A from 1986 to 1988 by OEM mode trade agency. Homepage : http://sukgung.koreasme.com Company : Korea Crossbow safety technical company Phone : 82-31-923-7478 FAX : 82-31-923-5949 Address : 453-2, Gajoa, Ilsan, Goyang, Gyeonggi-do, Korea(Zip Code: 411-440) E-mail : kcstc@hanmail.net