For the plumbers, electricians, carpenters, sheet metal workers, mechanics, welders, machinists, heavy equipment operators/mechanics, miners, oil drillers, power/waste/water plant operators, people who work with petroleum, gas, plastic, and rubber, refrigeration and air-con mechanics, crane operators, etc who want to move to a first-world country:
The Canadian Federal Skilled Trades Program is now open for application. Hurry! Only the first 3,000 complete applications will be processed. [See also Dec-2012 "News Release - New Federal Skilled Trades Immigration Program Receives Widespread Praise".]
Heck, maybe these China Chinese crane operators should consider leaving the exploitative labour situation in Singapore for first-world work conditions in Canada.