Yes, there are a lot of cases like that. They are scamming people of all sexual orientation. The Chinese police will do something about it, however it takes time. They will not update you but you'll see it on the news in few years. It's a lengthy process, the more people report it, they'll gather more information. Every victims case is a bit different but they all have one goal, which is ripping off from your hard earned money.
Below are some articles about the "killing pig plate"
www.sohu.com
在诈骗团伙内部,培养感情、发展恋爱关系被称为“养猪”。吸引受害者到博彩网站投注,并用小额奖金引诱受害者进一步加大投入是“喂猪”。最后一步,骗子卷钱消失,是“杀猪”。
news.cctv.com
And they did catch those scammers all the way in Cambodia, so don't lose out hope that they will not do anything about it.
Please
REPORT ALL SCAMS to your local authority, banks and to the authority where your money was sent to
Hong Kong:
https://www.police.gov.hk/ppp_en/04_crime_matters/adcc/contact.html
Hong Kong SFC:
HK SFC Online Complaint Form
Singapore:
https://www.police.gov.sg/I-Witness
Taiwan:
https://english.police.gov.taipei/cp.aspx?n=4C927E8874B0DDE8
China:
http://cyberpolice.mps.gov.cn/ but need someone who reads Chinese to navigate
Usually all these websites are register using GoDaddy so, please report it here too:
abuse@godaddy.com
HOW TO COMPLAIN TO THE REGULATORS MANUAL
It’s
EXTREMELY IMPORTANT that everyone affected come forward in order to defeat this type of organization. Put them all behind bars where they belong.