Extract from the site.
"At 11pm on 18 Nov, the Wayangparty Club made an open appeal here for any reliable information of Mr Chua Sheng Yang. Thanks to an alert reader who emailed us his contacts, I was able to contact him to conduct a 20 minute interview. We will pay this reader a honorarium of S$100 for his efforts.
Eugene: Hi Mr Chua, I am from XXX and I would like to confirm with you if you are the Mr Chua Sheng Yang who wrote a letter to ST Forum today ?"
Anyone can tell what "XXX" means