Scouring forums and social media for Sword and Expedition Chinese Server codes that actually work can feel like a full-time job. You click on a promising link, only to be met with “Code has expired” or, worse, directed to some shady site. I’ve been there, wasting precious gaming time on wild goose chases. That’s why I maintain a dedicated list, verified by myself and a small community of dedicated players on the Chinese server. We test these codes as soon as they drop. The key thing to understand is that codes for the Chinese Mainland Server are often released through official channels like the game’s WeChat official account or Weibo page, and they have a very short lifespan—sometimes just 24-48 hours. This is different from the global version, which might have longer-lasting promotions. My approach is simple: I follow those primary sources directly and update my list the moment a new code is broadcast. Last month, I helped a guildmate who had missed three consecutive code drops; by getting him on the right track, he managed to redeem over 3000 Diamonds in a week that he would have otherwise missed.

So, how do you actually get these codes into your game? It’s not as intuitive as you might think, especially if you’re playing the Chinese client from outside the region. The redemption process is built directly into the game’s interface, but you need to know where to look. First, you absolutely must be logged into the correct server—the Chinese Mainland Server. This seems obvious, but I’ve seen players try to use CN codes on an Asia or Euro server and get frustrated when it fails. Once you’re in, tap on your avatar in the top-left corner to go to your profile page. Here, you’ll see a settings icon (it usually looks like a gear). Tap that, and within the settings menu, you should find an option labeled “Gift Exchange,” “Redeem Code,” or something very similar—the exact Chinese characters are “兑换码.” Tapping this opens a text input box. This is where you need to be precise. Codes are almost always case-sensitive and may include a mix of letters and numbers. A common mistake is confusing the number ‘0’ with the letter ‘O’, or ‘1’ with the letter ‘I’. I always recommend copying and pasting directly from a trusted source to avoid typos. If you enter a valid and active code, you’ll get an immediate confirmation, and the rewards will land directly in your in-game mailbox. If it says “invalid” or “expired,” double-check the characters first; if it’s still not working, the code is likely dead.

Now, let’s talk about what you’re actually working for. The rewards from these codes aren’t just trivial bonuses; they’re strategic resources that can significantly alter your progression pace. Based on the codes released from January to June 2025, here’s a breakdown of the typical reward types and their average yield, which gives us a solid prediction for July:

Why are Diamonds so crucial? They’re the premium currency. While you can earn them slowly through gameplay, a code that drops 500 Diamonds is essentially giving you several free summons on a targeted banner. I used a batch of Diamond codes last April to perform a “10-pull” on the newly released hero banner, and I landed a crucial meta hero that pushed my campaign progress by five whole chapters. The Hero EXP and Gold might seem boring, but in the mid-game, the resource wall is real. Having a stockpile from codes means you can instantly level up a new powerful hero you just pulled, instead of grinding for days. The official Lilith Games community managers have stated that these codes are designed to give active players a boost and thank them for their engagement, which aligns with common live-service game practices you can read about in analyses from sites like GamesIndustry.biz. To verify you’ve redeemed successfully, always check your mailbox immediately after entering the code. If the items aren’t there, try restarting your game client—sometimes there’s a slight sync delay.

Pro Tips for Staying Ahead of the Code Game

Finding the codes is one battle; knowing how to use them strategically is another. It’s tempting to blow all your new resources the second you get them, but a little planning goes a long way. Let’s start with resource management. When you get a windfall of Hero EXP and Gold, your first instinct might be to level up your five main heroes evenly. However, a more effective strategy, especially for pushing the campaign and King’s Tower, is to focus on your carry hero. This is your primary damage dealer—heroes like Ainz Ooal Gown, Lucretia, or Scarlet in the late game. Pump the majority of the EXP and Gold into maxing out their level and signature item first. I learned this the hard way early on by spreading my resources too thin; my team was evenly weak and hit a progression wall much faster. After a veteran player advised me to hyper-invest in my carry, I used a code’s worth of resources to boost my Daimon 40 levels above the rest of my team, and he single-handedly carried me through multiple stages. The rest of your team can function effectively at a lower level, primarily serving as support, crowd control, or tanks.

Timing your summons with code rewards is another next-level tactic. Don’t just summon as soon as you have 2700 Diamonds. Pay attention to the game’s event schedule. The Chinese server often runs specific “Wishing Coin” events or “Hero Choice” banners that feature higher drop rates for certain elite or celestial heroes. I make it a habit to hoard all Diamond and Scroll rewards from codes for a week or two if I know a major event is coming. For instance, last quarter, I saved codes from March for the April Fool’s-themed event banner and had enough for 60 summons, which guaranteed me the featured hero. This is where your expertise in following the game’s official channels pays off—they usually announce these events a few days in advance on Weibo. A good rule of thumb is to always have a “war chest” of at least 10-15 summon scrolls and 5000 Diamonds ready for an unexpected meta-changing hero release. The codes are your best way to build this reserve without spending money.

Finally, let’s address the ecosystem around these codes. How do you become someone who finds codes early, rather than chasing them? It’s about building a network. I don’t just rely on my own searches. I’m part of two dedicated Discord servers and a Baidu Tieba forum thread specifically for the Chinese Mainland Server. In these communities, players from different time zones share codes the moment they appear. This collaborative approach is invaluable because when one person is sleeping, another is awake and checking the official WeChat account. I recommend you find one or two such communities and actively participate. Share codes you find, and others will reciprocate. Be wary, though—never share your account details, and be suspicious of any “code” that asks you to log in on a third-party website. Legitimate codes are always redeemed in-game. A trusted source for understanding these community dynamics and safe gaming practices is the player-run wiki, which often has moderators who verify information. By combining proactive sourcing from official channels with the power of a community, you’ll rarely, if ever, miss a working code again. Give this method a try for the next two weeks, and see how your resource stockpile changes. I’d love to hear how it works for you

Where can I reliably find working codes for the Chinese server?

The most reliable sources are the game’s official channels on WeChat and Weibo. Codes are announced there first. Relying solely on general forums or social media is hit-or-miss, as codes expire quickly—often within 24-48 hours. I personally avoid the wild goose chase by being part of a small, dedicated community where we verify and share codes the moment they drop from these primary sources.

Building a network in a focused Discord server or Baidu Tieba thread for the Chinese Mainland Server is a game-changer. Players across different time zones cover for each other, so someone is always checking when a new code is broadcast. This collaborative approach is how I maintain an updated list and avoid wasting time on expired or fake links.

How do I redeem a code, and what if it says “invalid”?

First, ensure you’re logged into the correct Sword and Expedition Chinese Mainland Server. Go to your profile by tapping your avatar, find the settings (gear) icon, and look for the “Gift Exchange” or “兑换码” option. Always copy and paste the code carefully to avoid typos with characters like ‘0’ and ‘O’.

If you get an “invalid” message, double-check for typos first. If it’s correct, the code has almost certainly expired. Codes for this server have a very short lifespan. I recommend redeeming them immediately upon discovery. There’s no workaround for an expired code; you just need to find the next active one.

What are the best rewards from these codes, and how should I use them?

The most valuable rewards are typically Diamonds (300-600 per code) and Summon Scrolls. These are premium resources for acquiring new heroes. Hero EXP and Gold in the range of 50,000-150,000 and 200,000-500,000 respectively are also crucial for bypassing mid-game resource walls.

Don’t spend them right away. Use them strategically. Hoard Diamonds and Scrolls for major event banners with boosted rates. For EXP and Gold, I recommend focusing 70-80% of it on your main carry hero to push campaign progress, rather than spreading it evenly. This hyper-investment tactic helped me advance multiple chapters quickly.

How can I avoid missing new codes when they are released?

You need a proactive system, not a reactive search. Bookmark the official WeChat/Weibo pages and check them at least once daily, especially around server reset times or after game updates. This is the most direct method.

Complement this by joining an active community. Being in a dedicated Discord or forum means other players will often ping or post new codes immediately. This way, even if you’re busy or asleep, someone else in your network can alert you before the code expires.