Aim at market clss have leaking ink,our company will introduce the new clss
1.adopt high lucid pp material,tenacity is good
It don't easy to broke in transportation
2.with balance fitting,the out box can detach and assembled,easy to assembied four color,six color ,seven color, eight color.
3.the bottom of outer cartridge adopt heat sealability,instead of intrinsic ultrasonnic seal and stickiness box way. it don't appear leaking ink.
4.the connect of cartridge and canal line adopt glue tuck,pressurize capability is ok!