Those are from L'Arc. Interestingly, those are the one chips that DON'T identify the casino, by name, on the chip. Instead, it identifies the owner, "Sociedade de Jogos de Macau."
https://en.wikipedia.org/wiki/L'Arc_Macau
http://www.larcmacau.com/index.php/zh-cn/
Also, I only have 5 HKD chips...