UCard Radar
Individual author

Su He

Portrait of Su He

Content Operations

  • Published content5 articles
  • Latest publicationNovember 3, 2026
  • Profile last updatedAugust 3, 2026

Previous bylines: None. Su He is a newly introduced long-term content operations byline and will be used consistently going forward.

Author biography

Su He works in Content Operations at UCard Radar and is primarily responsible for feature planning, article publishing, content updates, and page information maintenance. She focuses on real-world use cases for crypto payment cards, payment compatibility, regional differences, and user feedback, with the goal of turning complex product information into clear, practical, and verifiable content.

Areas of expertise

  • Content feature planning
  • article publishing and maintenance
  • use-case content
  • card comparisons
  • payment compatibility
  • regional availability information
  • user feedback analysis
  • content quality management

Research method

Content selection and verification are based on official sources and the platform’s structured data, combined with user search needs, real-world use cases, and publicly available feedback. During the editorial process, fees, regions, KYC requirements, payment compatibility, and update dates are checked, while official facts, user feedback, and information pending verification are clearly distinguished. Individual cases or outdated information are not presented directly as general conclusions.

Published content

  • Risk analysis

    Can You Link a Crypto Payment Card to PayPal? Verification, Payment Restrictions, and FAQs

    Can you link a crypto payment card to PayPal? This article examines the eligibility requirements for debit, prepaid, and virtual cards; explains PayPal's $1 authorization check and $1.95 card confirmation process; and addresses common issues involving failed card linking, declined payments, cross-border restrictions, recurring payments, fees, refunds, and balance withdrawals.

  • Risk analysis

    How Is Crypto Card Cashback Calculated? Reward Caps, Excluded Transactions, and Token Returns Explained

    A practical guide to calculating crypto card cashback, distinguishing advertised rates from realized gross cashback and net reward returns. It examines reward caps, excluded transactions, membership fees, and token-lockup costs across Bybit, Crypto.com, Wirex, and other providers, with a worked example of net returns.

  • Card comparison

    KAST vs. RedotPay: Fees, Availability, Payment Features, and How Funds Are Managed

    How do KAST and RedotPay differ in fund management, card issuance fees, transaction costs, and eligibility by country? This comparison examines stablecoin deposits, conversion at checkout, cashback, Apple Pay, ATM withdrawals, and the risks of each model to help readers assess which card better fits their assets and spending habits.

  • Risk analysis

    What Is a BIN?

    A BIN is an issuer identification number used to identify the bank, card network, and card tier associated with a payment card. This article explains the six-digit BIN structure, the MII industry identifier, the ISO allocation mechanism, the history of UnionPay's 62-standard cards, and the issue of U Cards using credit or corporate-card BINs to bypass KYC.

  • Risk analysis

    U-Card Compliance: The Risks of Cards Built for ChatGPT and Claude Subscriptions

    U-card providers openly promote their cards for ChatGPT and Claude subscriptions, even though OpenAI and Anthropic do not provide services in China or Russia. This article examines how U-cards can circumvent access restrictions, the associated risks under Chinese law and EU sanctions, and the compliance issues facing card issuers.

Commercial relationship disclosure

Content planned or maintained by Su He may involve certain crypto payment card brands, wallets, exchanges, or related service providers that have affiliate, advertising sponsorship, brand display, or data partnership relationships with UCard Radar. These commercial relationships are clearly labeled and disclosed by UCard Radar and do not affect topic selection, information presentation, risk notices, or content ordering. Su He does not omit negative information, downplay risks, or make unsupported recommendations because of commercial partnerships.

Methods and policies

Spotted an error?

If something this author published is wrong or out of date, send a correction with a source. Corrections are handled under the correction policy and logged.