New Delhi, 28 May (NNS): Here, the prices of red chilli 334 no. held firm at Rs 20500 per quintal owing to the sluggish sale even after the feeble prices. Recently, the prices have gone down by Rs 1000 per quintal. The summer vacations have been going on in Guntur, due to this, the market sentiments may affect. The spot red chilli prices will likely to remain strong during the coming days.