1. Who we are1. 我们是谁
This website is operated by Shandong Denuosen Environmental Protection Materials Technology Co., Ltd., also presented as DNS or DENUOSEN. We manufacture and supply fluorescent disperse dyes, solvent dyes, fluorescent pigments and related fine-chemical products.本网站由山东德诺森环保材料科技有限公司运营，品牌亦称 DNS 或 DENUOSEN。我们生产并供应分散荧光染料、油溶染料、荧光颜料及相关精细化工产品。
For questions about this policy or the handling of your information, use the contact details in Section 7.如对本政策或个人信息处理方式有疑问，请使用第 7 节所列联系方式联系我们。
2. Information we may receive2. 我们可能接收的信息
Information you provide您主动提供的信息
- Contact and business details, such as your name, company, work email, telephone number, country or region.联系与业务信息，例如姓名、公司、工作邮箱、电话号码、国家或地区。
- Inquiry details, including products of interest, applications, technical requirements, sample requests and messages.询盘内容，包括感兴趣的产品、应用领域、技术要求、样品申请及留言。
- Information contained in documents or correspondence you choose to send to us.您选择发送给我们的文件或往来沟通中包含的信息。
Information generated when you visit访问网站时产生的信息
Our hosting infrastructure and necessary web services may receive technical information such as IP address, browser type, device information, requested pages, timestamps and basic security logs. Language, accessibility and cookie choices may be stored in your browser so the website can remember them.我们的托管基础设施和必要的网站服务可能接收 IP 地址、浏览器类型、设备信息、访问页面、时间戳和基础安全日志等技术信息。语言、无障碍和 Cookie 选择可能保存在您的浏览器中，以便网站记住这些设置。
3. How and why we use information3. 我们如何及为何使用信息
- To answer inquiries, assess technical requirements, prepare quotations and arrange requested samples.回复询盘、评估技术要求、准备报价以及安排您申请的样品。
- To communicate about a current or potential business relationship and provide after-sales support.就现有或潜在业务合作进行沟通并提供售后支持。
- To operate, protect and improve the website, prevent abuse and diagnose technical problems.运营、保护和改进网站，防止滥用并诊断技术问题。
- To comply with applicable legal obligations and respond to lawful requests.履行适用法律义务并回应合法要求。
- Where required, to use non-essential analytics or advertising technologies only after you have given consent and the relevant service has been configured.在需要的情况下，仅在您同意且相关服务已完成配置后，使用非必要的分析或广告技术。
We do not ask you to submit sensitive personal information through the inquiry form. Please avoid including unnecessary confidential or sensitive data in free-text fields.我们不会通过询盘表单要求您提交敏感个人信息。请勿在自由文本字段中填写不必要的机密或敏感数据。
4. Service providers and international access4. 服务提供商与跨境访问
We may use service providers that support website hosting, security, communications and form delivery. They may process information only to provide those services, subject to their terms and applicable safeguards.我们可能使用支持网站托管、安全、通信和表单传递的服务提供商。此类服务商仅为提供相应服务而处理信息，并受其条款和适用保障措施约束。
Web3Forms
If the website inquiry form is configured to use Web3Forms and you submit that form, the submitted details are transmitted through Web3Forms so the message can reach us. Web3Forms is not used by merely reading a page. Review the Web3Forms Privacy Policy.如果网站询盘表单已配置使用 Web3Forms，且您提交该表单，所填信息将通过 Web3Forms 传递给我们。仅浏览页面不会触发表单提交。请参阅 Web3Forms 隐私政策。
Google and Meta servicesGoogle 与 Meta 服务
Google Analytics, Google Ads or Meta Pixel may be used only when the relevant identifier has been configured and, where consent is required, after you accept the applicable non-essential cookies. If they are not configured or consent is not given, those tracking services should not load. Their processing is governed by the applicable Google Privacy Policy and Meta Privacy Policy.仅在相应标识符已完成配置，并且在需要同意时您接受相关非必要 Cookie 后，网站才可能使用 Google Analytics、Google Ads 或 Meta Pixel。如果未配置或您未同意，则不应加载这些追踪服务。相关处理适用 Google 隐私政策和 Meta 隐私政策。
If a verified DNS company-page link is displayed and you choose it, you leave this website and LinkedIn may process your visit under its Privacy Policy. The website does not activate LinkedIn tracking merely by displaying the link.如果网站显示已核实的德诺森公司主页链接且您选择访问，您将离开本网站，LinkedIn 可能依据其隐私政策处理您的访问。仅显示链接不会在本网站启用 LinkedIn 追踪。
Because we serve international business customers, information may be accessed or processed in countries other than your own. Where applicable, we use reasonable contractual, organizational or technical safeguards.由于我们服务国际企业客户，信息可能在您所在国家或地区以外被访问或处理。在适用情况下，我们会采取合理的合同、组织或技术保障措施。
5. Retention and security5. 信息保留与安全
We keep personal information only for as long as reasonably necessary for the purpose for which it was received, for an active or reasonably anticipated business relationship, or as required by applicable law. The appropriate period depends on the nature of the inquiry, subsequent transactions and legal requirements; this policy does not set a fixed retention period.我们仅在实现信息接收目的、维持现有或合理预期的业务关系，或适用法律要求的必要期限内保留个人信息。适当期限取决于询盘性质、后续交易和法律要求；本政策不设定固定保留期限。
We use reasonable administrative, technical and organizational measures to protect information. No internet transmission or storage method is completely secure, so absolute security cannot be guaranteed.我们采取合理的管理、技术和组织措施保护信息。但任何互联网传输或存储方式都无法保证绝对安全。
6. Your choices and rights6. 您的选择与权利
Depending on the law that applies to you, you may have rights to request access, correction, deletion, restriction or a copy of certain personal information, to object to certain processing, or to withdraw consent. Withdrawal does not affect processing that was lawful before withdrawal.根据适用于您的法律，您可能有权请求访问、更正、删除、限制处理或获取部分个人信息副本，有权反对特定处理，或撤回同意。撤回同意不影响撤回前基于同意进行处理的合法性。
You can decline non-essential cookies through the website consent interface and can also clear stored website data through your browser. To make a privacy request, contact us and provide enough information for us to identify the relevant correspondence. We may need to verify the request before acting on it.您可以通过网站同意界面拒绝非必要 Cookie，也可以通过浏览器清除已存储的网站数据。如需提出隐私请求，请联系我们并提供足够信息，以便识别相关往来记录。处理请求前，我们可能需要核实请求人身份。
Children未成年人
This is a business-to-business website and is not directed to children. Please do not submit information about a child through the inquiry form.本网站面向企业客户，并非针对未成年人。请勿通过询盘表单提交未成年人信息。
Policy updates政策更新
We may update this policy when our website, services or legal obligations change. The effective date at the top identifies the current version.当网站、服务或法律义务发生变化时，我们可能更新本政策。页面顶部的生效日期用于标识当前版本。
This policy is a general website privacy baseline and is not a statement that every jurisdiction-specific requirement has been satisfied. It should be reviewed by qualified legal counsel before production launch.本政策是通用的网站隐私基线，不表示已满足所有特定法域的要求。正式上线前应由具备资质的法律专业人士复核。
7. Contact us7. 联系我们
For privacy questions or requests, contact Shandong Denuosen Environmental Protection Materials Technology Co., Ltd.如有隐私问题或请求，请联系山东德诺森环保材料科技有限公司。
- Email邮箱
- zhuyanchem@gmail.com
- Phone / WhatsApp电话 / WhatsApp
- +86 189 0759 4957
- Website网站
- www.zhuyanchem.com
- Address地址
- Ciyao Town, Ningyang County, Tai'an City, Shandong Province, China中国山东省泰安市宁阳县磁窑镇