"Myanmar workers set to protest against Thai oil company – Htet Htet Aung", 26 Feb. 2015 

Myanmar workers are preparing to protest over alleged discrimination by Thailand’s PTT Exploration and Production Company, according to the Zawtika Offshore Myanmar Organization... Myanmar workers in the Zawtika offshore project have alleged that PTTEP has discriminated unfairly against them by denying their rights including failure to provide wages on a par with Thai workers, and efforts to negotiate have resulted in little progress. ZOMO said...that the company failed to obey the rules related to environmental conservation, and violated the workers’ rights including the rights related to wages.