Abdurrahman h. Abdullah was the owner of wooden ship in 1935 which took forest product, agriculture and plantation taken from riau and the area around sambas river which flows to pemangkat, pemangkat (district of sambas) is a town located about 167 km North of pontianak, west borneo.
From pemangkat the forest product, agriculture and plantation exported to Singapore and pulau pinang (Malaysia) .
In 1952, mochtar h. Ahmad named the shop mayam brothers, mayam stands for mochtar, ahmad, yusuf, abubakar and mubani.
Rudyzar zaidar mochtar, is the grandson of abdurrahman h. Abdullah and mochtar h. Ahmad is the third generation who runs business in commerce and industry.
