Feng Lun- Chairman, Vantone Holdings Co.

FORBES: China's Rocky Rise

One such factory is Hop Lun, the Bangladesh outpost of Hong Kong-based Hop Lun Ltd.

WSJ: Standards Clash in Bangladesh Factory Reforms

Prior to the ban, Hop Lun also supplied garments for Wal-Mart's George clothing brand, Hop Lun said.

WSJ: Standards Clash in Bangladesh Factory Reforms

Hop Lun closed the building for renovations, said Walter Brennan, Hop Lun's Hong Kong-based director of compliance and communications, even though he said engineers found it to be structurally sound.

WSJ: Standards Clash in Bangladesh Factory Reforms

Wal-Mart's decision to ban the factory came as a surprise to Hop Lun this week.

WSJ: Standards Clash in Bangladesh Factory Reforms