主要工作1. Offer technical support to sales men, prepare technical specifications an d proposals regarding mine fans, an d perform cost estimation. 2. Create technical proposal for offer, take overall responsibility of bid including technical an d commercial bid, an d implement pricing strategy. 3. Send request for quotation, negotiate over the quote to secure premium price, an d keep up-to-date with new prices of major goods. 4. Participate in international project, liaison with domestic stakeholders to ensure effective project execution, an d translate relevant documentations an d technical specifications.