Khu 8, Xã Yến Mao, Thanh Thuy District, Phu Tho Province, Viet Nam

Khu Đa Nghệ, Xã Thắng Sơn, Thanh Son District

Phu Kim An Mechanical and Construction Joint Stock Company

Khu 3, Xã Phú Nham, Phu Ninh District

Khu 4 - Xã Cát trù, Cam Khe District

Ha Bich Enterprise

Khu 2, Xã Phú Lạc, Cam Khe District

Vinh Thinh- Phu Tho Building Materials Joint Stock Company

Khu 5, Xã Thượng Nông, Tam Nong District

Song Da Brick and Tile Join Stock Company

Khu 8, Xã Yến Mao, Thanh Thuy District

Khu 3, Xã Hanh Cù, Thanh Ba District