Grey Matters
4.20
من الرياض
اشترِ وادفع بعدينموثق في مركز الأعمالسجل تجاري
Grey Matters is a professional firm serving the construction industry with trading, consulting, training, and sustainability services since 2008.
تقييمات منتجات المتجر
NRMCA CONCRETE PLANT MANAGER MIDDLE EAST (PMME) ONLINE TRAINING & CERTIFICATION
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23/09/2026
NRMCA CONCRETE STRENGTH-ACCEPTANCE, CONFORMITY AND INVESTIGATING LOW RESULTS (CSME) ONLINE TRAINING & CERTIFICATION
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23/09/2026