Wistron Corp
Wistron Corporation is a chinese manufacturer of computer server hardware.
It supplies Google, Dell, HP, Lenovo, Facebook and Amazon. Wistron globally has more than 60.000 employees. In 2014, the company had a revenue of 18 billion USD. Production takes place in China, Mexico and the Czech Republic.
It has a code of conduct and is an EICC member.
Site: http://www.wistron.com/
Nethertheless, there are reports about force labour in their Zhongshan factory.