Sunder Trading Company is the pioneer in sales , services & rentals for full range of surveying instruments for 36 years . Stc is the authorized distributor of sokkia, satlab, hi_target, topcon, sanding surveying instruments all over the pakistan. A guarantee to provide our valued clients the best quality products. Always available 24 hours to serve you with passion. Also offering free training facility for Geo-Vision, Sokkia, Satlab, Topcon, Sanding survey instruments & award certificate.