CM HI-TECH CLEANROOM LTD revenue for the last year amounted to 392.27 M HKD, the most of which — 362.54 M HKD — came from its highest performing source at the moment, Cleanroom Wall and Ceiling Systems, the year earlier bringing 488.34 M HKD. The greatest contribution to the revenue figure was made by China (Excluding Hong Kong) — last year it brought CM HI-TECH CLEANROOM LTD 224.15 M HKD, and the year before that — 327.48 M HKD.