Unverified50% confidenceFactExact time
近年来H-1B签证每年收到的申请数量超过50万份，中签率降至不足20%，USCIS采用电脑随机抽签方式决定申请资格
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
8/4/2026
First Seen
Valid until: 11/2/2026
Sources
Related Claims
UnverifiedH-1B普通类别的抽签录取率近年来已降至约15%—20%57% similarUnverifiedISI的M.Stat项目录取率常年低于5%，每年仅录取约50人54% similarUnverified系统化管理求职流程的求职者获得面试邀请的概率比随机投递者高出40%以上54% similarUnverifiedThe missing rate for salary fields in recruitment data can be as high as 40–70%, and the missingness does not occur randomly (MNAR), so simply deleting records with missing values introduces systematic bias54% similarUnverified在FastAPI开源项目（53个文件）上用20个问题基准测试，不使用工具每问83,000 tokens，使用本地索引工具每问4,900 tokens，减少94%53% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/685567API
curl https://kongchang.com/api/v1/knowledge/claims/685567MCP
get_claim(id=685567)