MEET OUR PRINCIPAL Ms. Swapna Joseph Principal [email protected] +265 (0) 997 355 318 P.O.BOX 5023. Maone Park Industrial Area, Limbe, Blantyre, Malawi. Get intouch Cambridge Assessment CHIS is a Cambridge Examinations Centre with Centre number MW004. Pearson BTEC Assessment CHIS is a Pearson approved Examinations Centre with Centre number 94991.