Centralized management is implemented during the optimization of organization and system for material supply, engineering, capital , technology and contract, so that the centralized management and control at company level is further strengthened and a flat organizational structure is mainly composed by technical, marketing and financial departments. The financial department improves and enhances comprehensive budget management and controls and analyzes the whole procedure of budget implementation by collecting complete data for budget either vertically or horizontally. In financial accounting, the income and expenditure of the Company are controlled separately to eliminate any concealed account and reflect all true incomes and costs really. The company not only conducts internal auditing but also accepts auditing made by external agency. Marketing department reduces the levels of managerial structure and enhances workforce at the first line of business operation. Technical department strengthens guidance at site and grassroots levels and improves its ability to resolve practical problems.