services 51 69 55 8% (20%) 166 177 7% Gross profit 105 245 186 77% (24%) 310 502 62% Gross profit margin 67% 78% 77% 10% (1%) 65% 74% 9% Note: VSPP and others include Combine Heat and Power Producing Company
convertible securities (if there are several types, combine the information into one report). 3 In respect of convertible securities, please report the voting rights of the underlying shares reserved for
concert party. 2 When reporting the acquisition of convertible securities, please state the number of units for all types and series of convertible securities (if there are several types, combine the
party. 2 When reporting the acquisition of convertible securities, please state the number of units for all types and series of convertible securities (if there are several types, combine the information
units for all types and series of convertible securities (if there are several types, combine the information into one report). 3 In respect of convertible securities, please report the voting rights of
convertible securities, please state the number of units for all types and series of convertible securities (if there are several types, combine the information into one report). 3 In respect of convertible
reporting the acquisition of convertible securities, please state the number of units for all types and series of convertible securities (if there are several types, combine the information into one report