001 - Document - DOCUMENT AND ENTITY INFORMATION link:presentationLink link:definitionLink link:calculationLink 002 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:definitionLink link:calculationLink 003 - Statement - CONSOLIDATED BALANCE SHEETS [Parenthetical] link:presentationLink link:definitionLink link:calculationLink 004 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND OTHER COMPREHENSIVE INCOME link:presentationLink link:definitionLink link:calculationLink 005 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:definitionLink link:calculationLink 006 - Disclosure - Organization principal activities link:presentationLink link:definitionLink link:calculationLink 007 - Disclosure - Accounting policies link:presentationLink link:definitionLink link:calculationLink 008 - Disclosure - Earnings per share link:presentationLink link:definitionLink link:calculationLink 009 - Disclosure - Concentrations of risk link:presentationLink link:definitionLink link:calculationLink 010 - Disclosure - Restricted cash link:presentationLink link:definitionLink link:calculationLink 011 - Disclosure - Other receivables link:presentationLink link:definitionLink link:calculationLink 012 - Disclosure - Inventories link:presentationLink link:definitionLink link:calculationLink 013 - Disclosure - Prepayments and other assets link:presentationLink link:definitionLink link:calculationLink 014 - Disclosure - Plant and equipment and construction-in-progress link:presentationLink link:definitionLink link:calculationLink 015 - Disclosure - Equity investment link:presentationLink link:definitionLink link:calculationLink 016 - Disclosure - Advance for construction link:presentationLink link:definitionLink link:calculationLink 017 - Disclosure - Intangible assets link:presentationLink link:definitionLink link:calculationLink 018 - Disclosure - Value added tax link:presentationLink link:definitionLink link:calculationLink 019 - Disclosure - Notes payable link:presentationLink link:definitionLink link:calculationLink 020 - Disclosure - Short term bank loans link:presentationLink link:definitionLink link:calculationLink 021 - Disclosure - Employee loans link:presentationLink link:definitionLink link:calculationLink 022 - Disclosure - Income taxes link:presentationLink link:definitionLink link:calculationLink 023 - Disclosure - Commitments and contingent liabilities link:presentationLink link:definitionLink link:calculationLink 024 - Disclosure - Stockholders' equity link:presentationLink link:definitionLink link:calculationLink 025 - Disclosure - Statutory reserves link:presentationLink link:definitionLink link:calculationLink 026 - Disclosure - Retirement benefit plans link:presentationLink link:definitionLink link:calculationLink 027 - Disclosure - Related party transactions link:presentationLink link:definitionLink link:calculationLink 028 - Disclosure - Subsequent events link:presentationLink link:definitionLink link:calculationLink 029 - Disclosure - Accounting policies (Policies) link:presentationLink link:definitionLink link:calculationLink 030 - Disclosure - Earnings per share (Tables) link:presentationLink link:definitionLink link:calculationLink 031 - Disclosure - Concentrations of risk (Tables) link:presentationLink link:definitionLink link:calculationLink 032 - Disclosure - Inventories (Tables) link:presentationLink link:definitionLink link:calculationLink 033 - Disclosure - Plant and equipment and construction-in-progress (Tables) link:presentationLink link:definitionLink link:calculationLink 034 - Disclosure - Equity investment (Tables) link:presentationLink link:definitionLink link:calculationLink 035 - Disclosure - Intangible assets (Tables) link:presentationLink link:definitionLink link:calculationLink 036 - Disclosure - Notes payable (Tables) link:presentationLink link:definitionLink link:calculationLink 037 - Disclosure - Short term bank loans (Tables) link:presentationLink link:definitionLink link:calculationLink 038 - Disclosure - Commitments and contingent liabilities (Tables) link:presentationLink link:definitionLink link:calculationLink 039 - Disclosure - Stockholders' equity (Tables) link:presentationLink link:definitionLink link:calculationLink 040 - Disclosure - Earnings per share (Details) link:presentationLink link:definitionLink link:calculationLink 041 - Disclosure - Concentrations of risk (Details) link:presentationLink link:definitionLink link:calculationLink 042 - Disclosure - Concentrations of risk (Details Textual) link:presentationLink link:definitionLink link:calculationLink 043 - Disclosure - Restricted cash (Details Textual) link:presentationLink link:definitionLink link:calculationLink 044 - Disclosure - Other receivables (Details Textual) link:presentationLink link:definitionLink link:calculationLink 045 - Disclosure - Inventories (Details) link:presentationLink link:definitionLink link:calculationLink 046 - Disclosure - Prepayments and other assets (Details Textual) link:presentationLink link:definitionLink link:calculationLink 047 - Disclosure - Plant and equipment and construction-in-progress (Details) link:presentationLink link:definitionLink link:calculationLink 048 - Disclosure - Plant and equipment and construction-in-progress (Details Textual) link:presentationLink link:definitionLink link:calculationLink 049 - Disclosure - Equity investment (Details) link:presentationLink link:definitionLink link:calculationLink 050 - Disclosure - Equity investment (Details 1) link:presentationLink link:definitionLink link:calculationLink 051 - Disclosure - Equity investment (Details 2) link:presentationLink link:definitionLink link:calculationLink 052 - Disclosure - Equity investment (Details Textual) link:presentationLink link:definitionLink link:calculationLink 053 - Disclosure - Advance for construction (Details Textual) link:presentationLink link:definitionLink link:calculationLink 054 - Disclosure - Intangible assets (Details) link:presentationLink link:definitionLink link:calculationLink 055 - Disclosure - Intangible assets (Details 1) link:presentationLink link:definitionLink link:calculationLink 056 - Disclosure - Intangible assets (Details Textual) link:presentationLink link:definitionLink link:calculationLink 057 - Disclosure - Value added tax (Details Textual) link:presentationLink link:definitionLink link:calculationLink 058 - Disclosure - Notes payable (Details) link:presentationLink link:definitionLink link:calculationLink 059 - Disclosure - Notes payable (Details Textual) link:presentationLink link:definitionLink link:calculationLink 060 - Disclosure - Short term bank loans (Details) link:presentationLink link:definitionLink link:calculationLink 061 - Disclosure - Short term bank loans (Details Textual) link:presentationLink link:definitionLink link:calculationLink 062 - Disclosure - Employee loans (Details Textual) link:presentationLink link:definitionLink link:calculationLink 063 - Disclosure - Income Taxes (Details Textual) link:presentationLink link:definitionLink link:calculationLink 064 - Disclosure - Commitments and contingent liabilities (Details) link:presentationLink link:definitionLink link:calculationLink 065 - Disclosure - Commitments and contingent liabilities (Details Textual) link:presentationLink link:definitionLink link:calculationLink 066 - Disclosure - Stockholders' equity (Details) link:presentationLink link:definitionLink link:calculationLink 067 - Disclosure - Stockholders' equity (Details 1) link:presentationLink link:definitionLink link:calculationLink 068 - Disclosure - Stockholders' equity (Details 2) link:presentationLink link:definitionLink link:calculationLink 069 - Disclosure - Stockholders' equity (Details 3) link:presentationLink link:definitionLink link:calculationLink 070 - Disclosure - Stockholders' equity (Details 4) link:presentationLink link:definitionLink link:calculationLink 071 - Disclosure - Stockholders' equity (Details 5) link:presentationLink link:definitionLink link:calculationLink 072 - Disclosure - Stockholders' equity (Details Textual) link:presentationLink link:definitionLink link:calculationLink 073 - Disclosure - Statutory reserves (Details Textual) link:presentationLink link:definitionLink link:calculationLink 074 - Disclosure - Retirement benefit plans (Details Textual) link:presentationLink link:definitionLink link:calculationLink 075 - Disclosure - Related party transactions (Details Textual) link:presentationLink link:definitionLink link:calculationLink 076 - Disclosure - Subsequent events (Details Textual) link:presentationLink link:definitionLink link:calculationLink