AOTC office is located in Salwa Road, Near Vegetable market Signal, Doha Central Market Building, 2nd Floor, Room No.66. Over the past two decades, AOTC has accumulated a strong and healthy market trust through a simple principle that we follow. EARN TRUST WITH BUSINESS... AOTC is among been providing the leading distributors of Mechanical and Hardware products in the Gulf for almost two decades. AOTC has been providing support and service to all major industries, contractors and traders in the region. .