When did Tianqi 99 Sun Orange stop production?

Tianfu 99 Sun Orange will be discontinued in 2020. Tianqi 99 Sun Orange belongs to the old series. After the new series comes out, the old series will slowly stop production and finally clear the inventory. It has been discontinued at present. ONEX Yonex Sky Axe 99 Sun Orange, 20 18, came out, becoming a racket series that outstanding players in the classic world always insist on trusting. For high-level and professional players, it can produce great power in continuous attacks.