| Company and brand | Anhui Tongyi Measurement and Control Technology Co., Ltd.; the website uses the TYCK / Tongyi brand. | Public website identity and brand reference. | Published on this websiteThe legal entity shown on the business licence and executed contract prevails. |
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| Corporate relationship disclosure | The website does not present an undocumented corporate relationship as a public qualification claim. | Publication requires the parent legal name, relationship evidence and the corresponding qualification document. | Public evidence fields pendingRequest the original evidence and verify the entities and validity before using the statement for supplier approval or a tender. |
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| Quality-system evidence | ISO 9001 certificate details are not published, so this page does not present certification status as a verified conclusion. | The certification body, certificate number, certified scope and validity dates are required before public promotion. | Certificate fields pending verificationRequest the current original certificate and verify its issuer, scope and validity before procurement, audit or tender use. |
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| Component selection | The website does not make a blanket country-of-origin claim for chips across all products. | Component brand, part number, origin and batch are confirmed for the applicable model, configuration and supply batch. | Model- and batch-level confirmationProjects requiring specified or traceable components must define the requirement in writing during quotation, technical confirmation and ordering. |
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| Business focus | Pressure, level, temperature and flow instrumentation products with application and selection support. | Subject to the current product catalogue and formal technical documents. | Published on this websiteCapabilities, approvals and performance values must be verified for the selected model and SKU. |