1.AGC Inc. (Asahi Glass)
2.Central Glass Co. Ltd.
3.China Glass Holdings Limited
4.Guardian Industries
5.Nippon Sheet Glass Co. Ltd. (NSG)
6.Saint-Gobain S.A.
7.Schott AG
8.Sisecam Group
9.Xinyi Glass Holdings Limited
10.Fuso Glass India Pvt. Ltd.