3.1Collection principles: We will only collect and use your personal information based on the principles of legality, legitimacy, necessity and good faith, and for clear and reasonable purposes. We do not collect personal information unrelated to the services we provide. Where sensitive personal information is involved, we will obtain your separate consent and inform you of the necessity of processing and the impact on your personal rights. Where personal information of minors under 14 years old is involved, we will obtain the guardian's separate consent.

3.2Account registration and login: When you register and log in to kil, we may collect the following:

mobile number, email, username, password and verification code;
third-party SDK login information, including account identifiers, OpenID, UnionID, nickname, avatar, region, language, email and mobile number (if you authorize) returned by WeChat, QQ, Weibo, Apple, Google, GitHub, Alipay, Douyin and other third-party platforms;
account binding information, login time, login IP, device model, operating system, browser, device identifiers, network type, operation logs and security logs.

We collect the above information for creating accounts, login verification, account binding, security protection, real-name verification, password recovery, risk control and customer support. If you refuse to provide the necessary information, you may not be able to register, log in or use some features.

3.3Forum and social features: When you use forum, social, content publishing, comment, private message and group features, we may collect:

content you publish, upload, comment, message, post, including images, videos, audio, text, links, files, emojis, tags, topics, polls and Q&A;
your favorites, follows, followers, likes, reposts, shares, searches, browsing, reports, blocks, mutes and @mentions;
your groups, circles, communities, levels, badges, memberships and virtual items.

We collect this information to display, store, transmit, recommend, search, link, moderate and secure content, provide customer service, and resolve disputes. Content you publish may be viewed, commented on, reposted or shared by other users. Please publish content involving personal information with caution.

3.4kila points and kil trade coins: When you use check-in, points, trade coins, top-up, consumption, tipping, redemption or lucky draw features, we may collect:

check-in records, consecutive check-in days, task completion, kila point earning and consumption records, and point change details;
top-up orders, payment methods, payment amounts, payment times, order status, trade coin balances, trade coin change details, consumption records, tipping records, redemption records and lucky draw records;
payment results, transaction serial numbers and necessary identity identifiers returned by payment institutions.

Payments are processed by third-party payment institutions. We do not store your full bank card number, CVV code or other sensitive payment information, but may receive payment results, transaction serial numbers and necessary identity identifiers. Transaction records will be retained in accordance with the law. kila and kil trade coins may only be used within kil and cannot be withdrawn, transferred or exchanged for legal tender unless expressly provided otherwise.

3.5LLM and AI features: When you use the LLM AI features integrated into kil, we may collect:

your instructions, text, images, files, context and historical conversations input to LLMs;
necessary account identifiers, device information, time and records of use;
LLM-generated results, output content, moderation records and complaint records;
your feedback, comments and reports on AI-generated content.

We collect this information to provide AI dialogue, content generation, content summarization, translation, polishing, rewriting, recommendation, moderation assistance, intelligent customer service and community bot features, and for security moderation, service improvement and compliance audits. Your inputs, instructions, context and necessary account identifiers may be transmitted to mainland China LLM providers such as Tongyi Qianwen and DeepSeek for processing. The specific LLM providers, types of information processed, purposes of use and privacy policy links are subject to the "LLM Service Rules" and the "Third-Party SDK and Information Sharing List".

Please do not input state secrets, work secrets, trade secrets, others' sensitive personal information, ID numbers, bank card numbers, biometric information, medical and health information, financial accounts or location tracks to LLMs. If you input others' personal information, you should ensure that you have obtained lawful authorization.

3.6Security and operations: To ensure the normal operation of kil, security protection, risk control, content moderation, troubleshooting and performance optimization, we may collect:

IP address, device model, operating system, browser, device identifiers, network type, carrier, screen resolution and language settings;
login logs, operation logs, security logs, access logs, crash logs, performance data and exception information;
content moderation records, risk control records, blacklists, device fingerprints and behavioral analysis data.

We retain network logs for no less than six months in accordance with the law, and take security measures to prevent logs from being tampered with or leaked.

3.7Customer service and reports: When you contact customer service, report, complain, appeal or give feedback, we may collect:

your account information, contact details, communication records, call recordings (if you call customer service and are lawfully informed), emails and in-site messages;
the content, links, reasons, evidence and statement of truthfulness of the report, complaint or appeal;
handling results and follow-up records.

We collect this information to handle your requests, resolve disputes, conduct security moderation and perform compliance audits.

3.8Location information: With your authorization, we may collect your location information for region display, local, nearby and event features. Location information is sensitive personal information, and we will obtain your separate consent. You may refuse to authorize it, which will not affect your use of other features.

3.9Advertising and recommendations: We may use your browsing, search, follow, like, favorite, comment and share records to display advertisements, promotions and sponsored content, and to make personalized recommendations, trending lists and search rankings. We will label advertisements in accordance with the law, and provide options to disable, choose or complain. If you refuse personalized recommendations, you will still see non-personalized content.

3.10Real-name verification: In accordance with laws, regulations and regulatory requirements, kil may require you to complete real-name verification. You may need to provide your real name, ID number, mobile number, facial recognition information and other information. Real-name verification may be processed by third-party verification institutions, and we only receive the verification results. Where sensitive personal information is involved, we will obtain your separate consent. If verification is not completed, kil may restrict certain features, including but not limited to top-up, use of kil trade coins, tipping, AI features, live streaming and groups.

3.11Legal basis: We process your personal information primarily on the following legal bases:

your consent;
necessity for entering into or performing a contract to which you are a party;
necessity for performing statutory duties or legal obligations;
necessity for responding to public health emergencies, or for protecting the life, health and property safety of natural persons in emergencies;
processing personal information within a reasonable scope for public interest activities such as news reporting and public opinion supervision;
processing personal information you have made public or that has been lawfully made public within a reasonable scope in accordance with legal provisions;
other circumstances provided by laws and administrative regulations.

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