求翻译：兹证明黄华建先生自2005年2 月起为我公司正式全职员工。被公司聘任为惠州新东方房地产有限公司总经理一职。黄先生的平均税前年收入为人民币￥1,180,000，约合澳币为$168,500。他的平均税后年收入为人民币￥910,000，约合澳币$130,000是什么意思？

I certify that Mr. Huang Huajian full-time employees for my company, since February 2005. Was appointed as general manager of Huizhou New Oriental Real Estate Limited. Wong's average pre-tax annual income is RMB ¥ 1,180,000, about AUD $ 168,500. His average after-tax annual income is RMB ¥ 910,000,

THIS IS TO CERTIFY that Mr. Wong Wah-kin from February 2005 to my company's formal full-time employees. The Company's appointment as Huizhou new oriental Real Estate Limited managing director. The average tax revenue last year, Mr. Wong was RMB RMB 1,180,000 , approximately $168,500 AUD$. His avera

This proved yellow Huajian gentleman gets up from February, 2005 for our company official full-time employment staff.Is appointed by the company for Huizhou new East real estate limited company general manager a duty.In front of the Mr. Huang average tax the yearly income for the Renminbi 1,180,000,

Certify that Mr Huang Huajian official full-time employee for our company since February 2005. General Manager appointed as new Oriental real estate, Ltd is company executive. Mr WONG's average pre-tax income of RMB $ 1,180,000, about Australian currency for $168,500. His average after-tax income of