Layanan konsumen

0804-1-889-889

SMS

0815-112 99999

Email

customercare_bit@yahoo.com

Service Center

Bass Lumajang Electronic Service ( Bp. Luqman )

Jl. Kyai Ilyas 140 Lumajang

Telp. ( 0334 ) 885378 / 0815.5577 1413 / 0812 5998 0302


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