AECI is specialized in all kinds of plug bolt, pipe plug, shoulder plug, etc. Our professionalteam applies special material, (ASTMA105, A350, A479, AISI304L, 316L, etc), competitive cold forming or hot forging, precise machining and threading processes under strict quality controlling, produces high quality products satisfying our customers in north America, Europe and Middle East area. Being advantaged at OEM or custom Production, we are also very strong on BALL HEAD BOLTS, ISOLATOR BOTTOM STUDS , SOLAR PANEL BOLTS, EYEBOLTS, etc. We contribute to create value for our customers, and understand and care your concerns.