Internation trader or translator /interpreter in English

Seeking for part time job as internation trader or translator /interpreter in English on weekends.i work as foreign trade(artificial flowers) now as full time job,the reason why i want to take part time job is to make the most use of my time and what i have learned in international English training center as below(Social club: unfolding through plentiful case studies and role-plays
Private class: To enlarge business vocabulary, and to be able to communicate in English in typical business situation, such as business meeting, negotiation and interviews, other areas in customer service, manufacturing, marketing, finance, and so on
Salon class: To talk freely with foreigner from Europe and Commonwealth of Nations about daily activity, according to certain topic
To be familiar with culture and thought between Chinese and English, to be able to talk about all daily activities as well as academic subjects. To achieve almost native speaker-like fluency