History & Company Background
I first ran into JDB back when they were still mostly talked about in Asian-facing circles, and the focus was fish shooting rather than reels. The company started in Vietnam in 2010 under the JDB168 and Jiadoubao names, then rebranded as JDB with the slogan Just Do The Best. That sums up their path quite well: from simple shooting titles to a broad slot catalogue aimed at both local halls and global online casinos.
Things really picked up around 2017, when they landed an industry award and started getting noticed beyond local markets. The big step for me was seeing their random number generator certified by Gaming Labs and later by BMM, which gave me more confidence to risk higher stakes. At the same time they sharpened the Just Do The Best message, ramped up slot production and pushed a mobile-first approach that still defines their output.
Highest RTP JDB Slots
As someone who grinds a lot of sessions, I pay close attention to JDB’s higher-return titles. There are a few standouts:
One quirk is that many JDB slots use adjustable RTP ranges, so the number you see in reviews is the best-case setting rather than a guarantee. When I load up a new title such as Piggy Bank or
JDB Gaming Product Portfolio
JDB’s portfolio has grown well beyond the early fish shooters I used to see in Asian lobbies. These days you get over a hundred slots, a strong line-up of fishing games, plus card, bingo and arcade titles. From a player’s perspective that matters, because it keeps a JDB tab interesting between bonus rounds. I like being able to switch from a cluster slot to a crash or mines game without changing provider or balance.
On the slot side, JDB covers a lot of ground. You have classic book-style action in
When the slots go cold, I often park myself in one of the fishing rooms such as
Game Mechanics & How They Work
Mechanically, JDB likes to experiment while still keeping plenty of straightforward payline games. Simple setups such as
The grid and scatter side of the catalogue is where I tend to have the most fun. Cluster titles such as
Commitment To Player Safety & Fairness
From a fairness angle, JDB lands somewhere in the solid middle tier for me. The big plus is that their random number generators are tested by Gaming Labs and BMM, with certificates openly listed, which reassures me when I am spinning higher stakes. On the flip side, they tend to rely on partner licences such as Curacao and PAGCOR rather than holding the strictest badges themselves, and their responsible gambling presence is fairly low-key.
Partnerships & Collaborations
One thing that has helped JDB spread fast is their willingness to work with bigger platform providers. Once they signed deals with major aggregators and content hubs, I started seeing the same games pop up across dozens of casinos rather than in isolated corners. That is how slots like
These partnerships also mean JDB can plug into established bonus systems and cashier setups rather than building everything alone. As a player, I mostly notice it through smoother access to free-play versions and quicker launches when a new game drops. Recent collaborations have pushed them towards more modern formats such as crash titles and social-style content, so I would not be surprised to see more experimental mechanics appearing in upcoming releases.
Final Summary
Overall, JDB feels like a studio that has outgrown its regional roots without losing its character. If you like a mix of high-ceiling grid slots such as
Overview of Popular JDB Slots
Below you can check out a selection of slot machines from JDB that really deserve your attention! Each of the slots on the list is an opportunity to have a new unforgettable experience at an online casino. And on our website you can try out any slots from JDB studio for free.
| Slot | Rating | Release Date | Volatility | RTP | Max Win |
| Treasure Bowl | 7 | 2019-02-08 | Low | x1800 | |
| Open Sesame | 6 | 2018-05-05 | High | 96.25% | x1200 |
| Fruity Bonanza | 5 | 2023-07-03 | Below average | 96% | x5330 |