![Shi Jiayu, a 25-year-old woman from Beijing, becomes the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), administered at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)](http://www.ecns.cn/hd/2018/05/30/bd87a1373e084cc6a4e40f48e41fcfc5.jpg)
Shi Jiayu, a 25-year-old woman from Beijing, becomes the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), administered at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)
![Shi Jiayu, a 25-year-old woman from Beijing, becomes the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), administered at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)](http://www.ecns.cn/hd/2018/05/30/3918f99ced434866bfb8a3bdd1f4391e.jpg)
Shi Jiayu, a 25-year-old woman from Beijing, becomes the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), administered at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)
![A nurse shows Gardasil 9, a vaccine for human papillomavirus (HPV), at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)](http://www.ecns.cn/hd/2018/05/30/820ab6f46baf4dc18d5a12b50a93e220.jpg)
A nurse shows Gardasil 9, a vaccine for human papillomavirus (HPV), at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)
![Shi Jiayu, a 25-year-old woman from Beijing, becomes the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), administered at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)](http://www.ecns.cn/hd/2018/05/30/6a5361bc5df644cdbaeb5933295434fe.jpg)
Shi Jiayu, a 25-year-old woman from Beijing, becomes the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), administered at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)
![Shi Jiayu, a 25-year-old woman from Beijing, becomes the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), administered at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)](http://www.ecns.cn/hd/2018/05/30/8b2ed031373e4085923f953396406893.jpg)
Shi Jiayu, a 25-year-old woman from Beijing, becomes the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), administered at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)
![Shi Jiayu, a 25-year-old woman from Beijing, talks to reporters after becoming the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)](http://www.ecns.cn/hd/2018/05/30/890e89a03aa4468599c4434af3ca18ae.jpg)
Shi Jiayu, a 25-year-old woman from Beijing, talks to reporters after becoming the first on the Chinese mainland to receive Gardasil 9, a vaccine for human papillomavirus (HPV), at United Family Healthcare in Boao, South China’s Hainan Province, May 30, 2018. (Photo: China News Service/Luo Yunfei)