Technically they are right. They want *illegal* workers, not US citizens. If they could, they would be all in favor of restoring slavery for cheap labor.
The Chamber of Commerce is *not* a patriotic American organizations. Their leadership work for multinational corporations who support internationalism over nations, and the RINOs who support them see these multinationals as their *real* constituents.
Once conservatives control the Republican party, they need to insulate themselves from these often anti-American organizations. If a corporation would sell-out America for short term profits, they should not be influencing our government.