Did a quick Kayak search with +-3 days option from HKG to PER 10/12 - 17/12 in business class. Kayak comes back with TG J class at US$ 2648
Also did a quick search FRA-PER - same dates - comes out to US$ 4729 per J class ticket, with a chance to fly TG's new A 380 going into service Dec 16th on the FRA-BKK route