OFFICE :
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JAKARTA 10730, INDONESIA.
PHONES : (021) 6392408, 6012608.
FAX : (021) 6392973, 6008051.
E-mail : Bumikaya@cbn.net.id

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PHONES : (021) 4062623.
FAX : (021) 4603157.
JABABEKA INDUSTRIAL ESTATE, CIKARANG.
PHONES : (021) 8934123.
FAX : (021) 8934125.