Singapore golfers Lam Chih Bing and Quincy Quek are joint-fourth after the second round of the PGM CCM Rahman Putra Masters in Selangor on Thursday.

Lam fired a two-under 70 while Quek shot a 68 for two-day totals of 139.

The duo are three strokes adrift of co-leaders Malaysia's Iain Steel (68) and Japan's Mitsuhiko Hashizume (67).

Fellow Singaporean Mardan Mamat, who held the lead after the opening day, carded a 74 for a 141 total. The veteran lies in joint-12th spot at the Rahman Putra Golf Club.

The RM200,000 (S$80,000) event is the first Asian Development Tour tournament to receive world ranking points in the 2013 season.