Heat Shrink Cable Joint & TR. Ikebana Engineering Limited (Ikebana) was founded in Thailand in 1992. At its fully vertically integrated manufacturing facility equipped with a modern testing laboratory in Ratchaburi, Thailand, Ikebana manufactures heat shrinkable molded shapes used in termination system such as breakouts, sheds, boots, heat shrinkable tubes for medium/low voltage applications and heat shrink end caps for a complete range of cables.