巨大黑人极品VIDEOS精品

China national stadium(Bird Nest)rainwater recycling

2019-05-20 15:09:15

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     The National Stadium (Bird's Nest), located in Beijing Olympic park southern district, it is the main stadium in the

     29th  Olympic Games. SUNSEED has supplied the high quality stainless steel couplings for the nanofiltration project in

     the Bird’s Nest.


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