Filipino transiting to Xiamen bound for Seattle, USA

Filipino citizen traveling from Manila with 9 hours lay-over in Xiamen Intl. (XMN) then fly to Shenzhen Intl. (SZX) bound for Seattle - Tacoma Intl. (SEA) on June 14 2018. Going back to Manila on December 7, 2018 from US via Xiamen (XMN) with 23h 45m stop bound for Manila.

Am I eligible for TWOV?

Thanks.