... steel plate and has been qualified by NK,DNV,GL,LR,ABS,CCS,BV,KR The POOL-TW HHPanchor is our advantaged product ... load can adopt super high. and the type anchor has been qualified by all main Class in the world sucg as NK, DNV ... , KR, RINA etc.the type anchor made in our company names as JYT HHP anchor with YYCC marking. POOL-TW HHP anchor