diff --git a/.gitignore b/.gitignore
index a6369871c4..a3da65fe35 100644
--- a/.gitignore
+++ b/.gitignore
@@ -50,6 +50,7 @@ e2e/cypress/integration/examples/
 /webapp/yarn-error.log*
 
 /**/.vscode
+/**/.history
 
 /**/.idea
 .VERSION
diff --git a/webapp/src/i18n/zh-Hans.json b/webapp/src/i18n/zh-Hans.json
deleted file mode 100644
index 0f50e6aae3..0000000000
--- a/webapp/src/i18n/zh-Hans.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "account-deleted-message" : "帐户已删除",
-  "feature-explanation-setup-license" : "升级计划",
-  "namespace_rename_placeholder" : "新名称...",
-  "paid-feature-banner-title" : "您的计划不包括此功能。"
-}
\ No newline at end of file
diff --git a/webapp/src/i18n/zh.json b/webapp/src/i18n/zh.json
index 2b10001f63..84f086d8c3 100644
--- a/webapp/src/i18n/zh.json
+++ b/webapp/src/i18n/zh.json
@@ -139,6 +139,7 @@
   "activity_entity_webhook_config": "Webhook 配置",
   "activity_filter_indicator_clear": "清除预筛选条件",
   "activity_filter_indicator_label": "按活动预筛选",
+  "activity_group_create_key_item_table_header_key_name": "词条名",
   "activity_import": "{KeyCount, plural, one {导入了一个词条 ({TranslationCount, plural, \n  one {1 个翻译} \n  other {# 个翻译}\n})} other {导入了 # 个词条 ({TranslationCount, plural, \n  one {1 个翻译} \n  other {# 个翻译}\n})}}",
   "activity_key_delete": "{KeyCount, plural, one {删除了 1 个词条。} other {删除了 # 个词条。}}",
   "activity_key_name_edit": "编辑了词条名",
@@ -413,6 +414,7 @@
   "announcement_labels": "我们 已 发布 译文标签 ！",
   "announcement_llm_providers_and_playground": "我们已发布 <linkPlayground>AI Playground</linkPlayground> 和 <linkProviders>Custom LLM Providers</linkProviders>！",
   "announcement_new_pricing": "Tolgee 将为自托管实例引入新的定价方式",
+  "announcement_suggestions_and_labels": "我们已发布 <linkSuggestions>Suggestions</linkSuggestions> 和 <linkLabels>Labels</linkLabels>!",
   "announcement_visual_editor_and_formats_support": "发布了可视化编辑器和对iOS、Android、Flutter等的支持",
   "api-key-delete-button": "删除",
   "api-key-deleted-message": "API 密钥已删除",
@@ -621,6 +623,8 @@
   "cannot_modify_reviewed_translation": "无法修改已审核的翻译",
   "cannot_set_sso_provider_missing_fields": "无法保存单点登录配置 - 某些字段缺少值。",
   "cannot_store_file_to_content_storage": "无法将文件存储在内容存储中",
+  "change_auth_provider_description": "您正在尝试使用<b>{new_provider}</b>来登录，但您的当前登录方式为<b>{current_provider}</b>。如果您确实要改变认证方式，请点击确定按钮，然后像平常一样登录。",
+  "change_auth_provider_title": "您似乎正使用和您平时不一样的方式来登录。",
   "choose_color": "选择颜色",
   "clipboard_copy_success": "已复制到剪贴板！",
   "confirmation_dialog_cancel": "取消",
@@ -774,7 +778,9 @@
   "ee_license_status_label_unknown": "非当前套餐",
   "ee_license_status_label_unpaid": "未支付",
   "email_already_invited_or_member": "已邀请过使用此电子邮箱地址的用户",
+  "email-greetings": "您好 {username},",
   "email_not_verified": "您的电子邮箱暂未通过验证。请检查收件箱并按照说明进行操作。",
+  "email-signature": "祝您翻译愉快,\nTolgee",
   "email_verified_message": "电子邮箱已验证",
   "email_waiting_for_verification": "电子邮箱等待验证：{email}",
   "empty_description": "暂无描述",
@@ -791,6 +797,7 @@
   "export-format-apple-strings": "Apple .strings 和 .stringsdict",
   "export-format-apple-xcstrings": "Apple .xcstrings",
   "export-format-apple-xliff": "Apple .xliff",
+  "export-format-compose-xml": "导出多平台 .xml",
   "export-format-csv": "CSV",
   "export-format-flat-json": "扁平 JSON",
   "export-format-flat-yaml": "扁平 YAML",
@@ -852,6 +859,8 @@
   "file_too_big": "文件太大",
   "filter_by_agency": "按代理筛选...",
   "flag_selector_search_flag": "搜索旗帜...",
+  "footer-cloud-address": "Letovická 1421/22, Řečkovice, 621 00 Brno, Czech Republic",
+  "footer-cloud-sent-by": "🐭 由 Tolgee 发送 - 查看 <link>blog</link> 和我们的社区！🧀",
   "formality_not_supported_by_service": "服务不支持礼貌语态",
   "former-user-name": "前用户",
   "form_field_optional": "{label}（可选）",
@@ -1171,6 +1180,7 @@
   "llm_provider_form_openai_format_hint": "某些 OpenAI 模型不支持格式化输出，对于这些模型，请保持该字段为空。",
   "llm_provider_form_openai_model_hint": "模型 API 名称（例如 \"gpt-4o\"）",
   "llm_provider_form_openai_reasoning_effort": "推理强度",
+  "llm_provider_form_openai_reasoning_effort_hint": "适用于推理模型 (gpt-5 等), 对于其他模型，请保持该字段为空。",
   "llm_provider_form_priority": "优先级",
   "llm_provider_form_priority_hint": "当您使用同一提供程序的多个部署时使用。低 - 用于批处理操作，高 - 用于建议。阅读文档以获取更多信息。",
   "llm_provider_form_select_empty": "无",
@@ -1504,6 +1514,7 @@
   "plan_seat_limit_exceeded": "此 Tolgee 实例已超出席位限制。请联系管理公司的系统管理员。",
   "plan_seat_limit_exceeded_while_accepting_invitation_message": "我们无法接受您的邀请，因为邀请组织已达到席位限制。请联系他们释放或购买额外的席位，然后您才能加入。",
   "plan_translation_limit_exceeded": "翻译计划超出限制",
+  "powered-by": "Powered by <link>Tolgee</link> 🐁",
   "project_ai_prompt_add": "描述",
   "project_ai_prompt_dialog_description_too_long": "描述太长",
   "project_ai_prompt_dialog_tip_language": "使用英语进行描述",
@@ -1659,7 +1670,11 @@
   "really_want_to_change_role_confirmation": "你确定要更换角色吗？",
   "regenerate_api_key_title": "重新生成项目 API 密钥",
   "regenerate_pat_title": "重新生成令牌",
+  "registration-confirm-cta": "确认我的邮箱",
+  "registration-confirm-link": "或者，复制粘贴此链接到您的浏览器：\n<link>{confirmUrl}</link>",
+  "registration-confirm-subject": "确认您的账户",
   "registrations_not_allowed": "未启用注册功能",
+  "registration-welcome-enjoy-your-stay": "我们希望您能享受这次体验！",
   "registration-welcome-text": "欢迎并感谢您创建账户！要开始使用 Tolgee ，您需要确认您的邮箱。",
   "request_parse_error": "发生了内部错误",
   "reset_password_back_to_login": "返回登录界面",
@@ -1681,6 +1696,7 @@
   "scroll_right": "向右滚动",
   "seat_spending_limit_exceeded_while_accepting_invitation_message": "我们无法接受您的邀请，因为邀请组织已达到按需付费支出限制。请联系他们增加此限制或释放席位，然后您才能加入。",
   "seats_spending_limit_exceeded": "已超出座位消费限额",
+  "send-reason-created-account": "您之所以收到这封邮件，是因为您在 {instanceQualifier} 创建了一个账户",
   "sensitive-authentication-dialog-title": "身份验证",
   "sensitive-authentication-message": "要继续此操作，请再次进行身份验证。 ",
   "sensitive-auth-submit-button": "确认",
@@ -1788,8 +1804,8 @@
   "suggestions_other_tooltip": "其他建议",
   "task_actions_tooltip": "任务操作",
   "task_all_done_placeholder_finish_task": "将任务标记为完成",
-  "task_all_done_placeholder_review_label": "全部审核完毕 \uD83C\uDF89",
-  "task_all_done_placeholder_translate_label": "所有内容已翻译 \uD83C\uDF89",
+  "task_all_done_placeholder_review_label": "全部审核完毕 🎉",
+  "task_all_done_placeholder_translate_label": "所有内容已翻译 🎉",
   "task_board_closed_column_title": "关闭",
   "task_board_closed_column_title_hint": "已取消或已完成的任务",
   "task_board_empty_closed": "没有已关闭的任务",
@@ -1856,6 +1872,7 @@
   "task_scope_total_to_translate": "待翻译总数",
   "task_scope_words_label": "单词",
   "tasks_feature_description": "升级以访问任务并提高您的生产力！",
+  "tasks_filter_by_language": "选择语言...",
   "tasks_order_translation": "翻译了",
   "tasks_order_translation_tooltip": "订购专业翻译",
   "tasks_search_placeholder": "搜索...",
diff --git a/webapp/src/index.tsx b/webapp/src/index.tsx
index a31cfdf94d..fba47bc5c6 100644
--- a/webapp/src/index.tsx
+++ b/webapp/src/index.tsx
@@ -55,6 +55,7 @@ const tolgee = Tolgee()
       pt: () => import('./i18n/pt.json').then((m) => m.default),
       da: () => import('./i18n/da.json').then((m) => m.default),
       ja: () => import('./i18n/ja.json').then((m) => m.default),
+      zh: () => import('./i18n/zh.json').then((m) => m.default),
     },
   });
 
diff --git a/webapp/src/locales.ts b/webapp/src/locales.ts
index 81e88d346c..1c832874e7 100644
--- a/webapp/src/locales.ts
+++ b/webapp/src/locales.ts
@@ -6,6 +6,7 @@ import deDateLocale from 'date-fns/locale/de';
 import ptDateLocale from 'date-fns/locale/pt';
 import daDateLocale from 'date-fns/locale/da';
 import jaDateLocale from 'date-fns/locale/ja';
+import zhCNDateLocale from 'date-fns/locale/zh-CN';
 
 export const locales = {
   en: {
@@ -48,4 +49,9 @@ export const locales = {
     flag: '🇯🇵',
     dateFnsLocale: jaDateLocale,
   },
+  zh: {
+    name: '简体中文',
+    flag: '🇨🇳',
+    dateFnsLocale: zhCNDateLocale,
+  },
 };