Utility model gaw, n-gun n rawng ai spiral fitting hpe jaw ya ai, dai gaw pile hkum hkrang hte pile tip{0}} Dai pile hkum hkrang gaw, ntsa ntsa kaw tawn da ai preach concrete pile hpe hpaw da nna, pile hkum hkrang a npu e steel pipe pile hpe garan tawn da ai, shing nrai, n-gun rawng ai hkum hkrang a lawu daw hpe, pile hkum hkrang a lawu daw hpe jaw da ai, dai pile tip a ntsa hpe, shayawm na matu, pile tip a ntsa kaw nna, n-gun shayawm ai n-gang langai mi hpe jaw da ai. n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun (annular steel plate) a diameter gaw pile hkum hkrang a diameter hta 1 kaw nna 5 cm du hkra kaba nna, n-gup magap a ntsa hpe n-gup n-gu a galu kaba ai maga de lajang da ai.
utility model gaw n kaja ai lamu ga masa ni nga ai ginra langai mi hta gawgap na matu htuk manu ai, n-gun n rawng ai ga npu na ga npu de bang da ai, shing nrai, n-gun n rawng ai hkum hkrang a diameter hta loi mi kaba ai, anular steel plate gaw pile hkum hkrang a maga hpe grai shayawm ya lu ai. dai aten hta sha, pile hkum hkrang hpe n hkra hkra galaw ya ai, structure gaw asan sha, shim lum ai hte lawan ai, masha ni ra sharawng ai hte jai lang na matu mung san mai ai{2}}}}.
