Simplify the following text for a Grade 9 native English-speaking person.
Original: In 1993 , the area began to expand beyond the borders of the triangle with construction of a BJ 's Wholesale Club and a Super Stop & Shop just north of Route 30 .
Simplified: The Golden Triangle has expanded since 1993 with construction of a BJ 's Wholesale Club and a Super Stop & Shop just north of Route 30 .