I'm not familiar with beach volley, don't know the schedule, this is all I could find from CCTV
Women CHN-SUI
http://asp.cntv.lxdns.com/asp/…70ac19a03098a07/main.m3u8
Women USA-CHN
http://asp.cntv.lxdns.com/asp/…3dcbea754deb35b/main.m3u8
Women AUS-VEN
http://asp.cntv.lxdns.com/asp/…b760774a082b1fb/main.m3u8
Women BRA-RUS
http://asp.cntv.lxdns.com/asp/…bb586f48a6fe2f0/main.m3u8