Gong cha, the Taiwan-founded bubble tea chain with nearly 2,200 locations across 32 international markets, is staging a month-long 20th-anniversary campaign that combines limited merchandise, a promotional beverage window, and a consumer contest — a playbook increasingly common among fast-casual beverage brands seeking to convert anniversary momentum into foot traffic and loyalty enrollment.
The Anniversary Offer
The centerpiece of the promotion is a Birthday Boba Bottle, produced in a declared limited quantity with no restock planned after the anniversary window closes. Guests who purchase the Birthday Drink — a mango-foam-topped Strawberry Milk Tea with sprinkles — on Sept. 15 at participating U.S. locations receive the bottle free while supplies last. Customers who miss the Sept. 15 drop can purchase the bottle separately for $4.99 with any order, also while supplies last. The Birthday Drink itself is available only from Sept. 6 through Sept. 15, creating a compressed urgency window designed to drive transaction volume in a single day.
Contest and Loyalty Angle
Gong cha is layering a sweepstakes component targeting consumers who share its birth year. Three winners — each required to have been born in 2006 — will receive a private store takeover for up to 20 guests, complimentary drinks for all attendees, and a year of free Gong cha for the winning celebrant. Winners are to be announced Sept. 14 via the brand's Instagram channel. The contest format, which requires date-of-birth verification post-selection, also functions as a data-collection mechanism consistent with loyalty-building strategies across the quick-service restaurant sector.
Jenn Leitner, Vice President of Brand and Marketing for The Americas at Gong cha, said the campaign is designed to reward existing fans while extending the brand's reach: "From our exclusive Birthday Drink to the new Birthday Boba Bottle to parties celebrating our birthday twins, we have a lot of fun in store for this major milestone."
Market Context
The global bubble tea market has expanded sharply over the past decade, with North America emerging as one of the fastest-growing regions for the category. Gong cha's 2,200-unit footprint in 32 markets positions it among the largest dedicated bubble tea franchises globally, competing with chains such as Tiger Sugar and Kung Fu Tea in the U.S. market. Anniversary-driven merchandise drops — particularly reusable drinkware — have become a proven lever for beverage franchise operators to stimulate same-store visits without discounting core menu prices. The $4.99 bottle purchase option preserves a revenue stream even for guests who miss the free-gift threshold, a structure that limits margin erosion while sustaining promotional buzz beyond a single day.
The broader campaign has also included co-branded tumblers in purple and green and a limited boba charm, merchandise categories that generate ancillary revenue and act as ambient brand advertising. Gong cha's mobile app — available on iOS and Android — supports order-ahead and loyalty point accumulation, giving the brand a direct channel to measure campaign-driven incremental transactions against its existing loyalty base.
Written by Michael Politz, Author of Guide to Restaurant Success: The Proven Process for Starting Any Restaurant Business From Scratch to Success (ISBN: 978-1-119-66896-1), Founder of Food & Beverage Magazine, the leading online magazine and resource in the industry. Designer of the Bluetooth logo and recognized in Entrepreneur Magazine's "Top 40 Under 40" for founding American Wholesale Floral, Politz is also the Co-founder of the Proof Awards and the CPG Awards and a partner in numerous consumer brands across the food and beverage sector.
