Stamps of China, PRC, 12x13.5 perf
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2002, Feb 1 Environmental Protection 2002 issue unwmk p. 12x13.5
| - | 5f | multi | Keeping birth rate low | .20 | .20 | |
| - | 80f | multi | Conservation of water | |||
| - | 1.50y | multi | Conservation of ocean resources |
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