Chaofeng Han

Chaofeng works at SmartOneLink with seven years of working experience in GS1 identification‑related technologies. He is mainly responsible for the implementation of GS1 Digital Link, barcode systems and supply‑chain event solutions, serving clients in manufacturing, FMCG and pharmaceutical sectors. Familiar with GS1 vocabulary and EPCIS data specifications, he helps enterprises build product digital passports, connects one‑item‑one‑code with supply‑chain data, and provides customers with standards consultation, solution design and go‑live support.

What is gs1:jws? Understanding GS1 Digital Signatures and Product Authentication

1. What Is gs1:jws? gs1:jws is a dedicated link type within the GS1 Digital Link framework specifically designed to request a JSON Web Signature for a product. According to the GS1 official guidelines, gs1:jws is a specialised link type that can be used to request a redirection to an online JSON Web Signature [JWS], provided

What is gs1:jws? Understanding GS1 Digital Signatures and Product Authentication Read More »

What is gs1:handledBy? Understanding the “Handoff” Mechanism Between Resolvers

1. What is gs1:handledBy? gs1:handledBy is a link type in the GS1 Digital Link standard. According to the official GS1 definition, it is used “when a resolver redirects all request URIs matching a specific pattern directly, without further processing,” for example, redirecting from the GS1 resolver to a brand’s own service. In the GS1 Digital

What is gs1:handledBy? Understanding the “Handoff” Mechanism Between Resolvers Read More »

GS1 Digital Link: EPCIS Repository – Unlocking Supply Chain Visibility at the Item Level

1. What Is gs1:epcisRepository? gs1:epcisRepository is a link type within the GS1 Digital Link framework specifically designed to connect an entity with its EPCIS visibility event data repository. According to the official definition in the GS1 Web Vocabulary, it is “a link to an EPCIS repository of visibility event data”. To understand gs1:epcisRepository, we first

GS1 Digital Link: EPCIS Repository – Unlocking Supply Chain Visibility at the Item Level Read More »

gs1:eifu Explained: The Standardized Electronic Instructions for Use for Medical Devices

1. What is gs1:eifu? gs1:eifu is one of the standard link types in GS1 Digital Link, specifically designed to connect medical devices with their electronic Instructions for Use. According to the GS1 Web Vocabulary, it is defined as: “A link to electronic Instruction For Use instructions for Medical Devices.” To understand gs1:eifu, you need to

gs1:eifu Explained: The Standardized Electronic Instructions for Use for Medical Devices Read More »

gs1 consumerHandlingStorageInfo

gs1:consumerHandlingStorageInfo – Product Handling and Storage Guidelines

1. What is gs1:consumerHandlingStorageInfo? Within the GS1 Digital Link standard link‑type portfolio, gs1:consumerHandlingStorageInfo is a dedicated link‑type for communicating product handling and storage requirements to end‑consumers. The official definition from the GS1 Web Vocabulary reads: “A link to information about safe handling and storage for consumer use.” Specifically, this link points to manufacturer‑provided storage and handling

gs1:consumerHandlingStorageInfo – Product Handling and Storage Guidelines Read More »