Products
Community
Markets
News
Brokers
More

Markets
Taiwan
Stocks
Electronic Technology
Semiconductors
5277
Financials

PROLIGHT OPTO TECHNOLOGY CO

No trades

See on Supercharts

Financials

Discussions Technicals Seasonals

Debt to equity ratio of PROLIGHT OPTO TECHNOLOGY CO

Love in every #TradingView

90M+

Traders and investors use our platform.

#1

Top website in the world when it comes to all things investing.

1.5M+

Mobile reviews with 4.9 average rating. No other fintech apps are more loved.

10M+

Custom scripts and ideas shared by our users.

TradingView Chart on Instagram @voyager_far_and_wide

@voyager_far_and_wide

TradingView Chart on Instagram @bradfairbridge

@bradfairbridge

TradingView Chart on Instagram @TradingView

@TradingView

TradingView Chart on Instagram @jimnakmtl

@jimnakmtl

TradingView Chart on Instagram @binary_trading_strategy_ebook

@binary_trading_strategy_ebook

TradingView Chart on Instagram @Cenobar

@Cenobar

TradingView Chart on Instagram @hiramedina

@hiramedina

TradingView Chart on Instagram @jonagalletaso

@jonagalletaso

TradingView Chart on Instagram @TradingView

@TradingView

TradingView Chart on Instagram @chartfeed

@chartfeed

TradingView Chart on Instagram @ketory_fx

@ketory_fx

TradingView Chart on Instagram @ale.brovelli

@ale.brovelli

TradingView Chart on Instagram @falcon_invest1

@falcon_invest1

TradingView Chart on Instagram @mrfrankly__

@mrfrankly__

TradingView Chart on Instagram @jordan_fx_

@jordan_fx_

TradingView Chart on Instagram @ejacobsfx

@ejacobsfx

TradingView Chart on Instagram @forex.alex

@forex.alex

TradingView Chart on Instagram @thechipotlereport

@thechipotlereport

Whatever the trade

Here's why Here's why

Products

Supercharts
Pine Script™
Stock Screener
ETF Screener
Bond Screener
Forex Screener
Crypto Coins Screener
Crypto Pairs Screener
DEX Pairs Screener
Stock Heatmap
ETF Heatmap
Crypto Heatmap
Economic Calendar
Earnings Calendar
Sparks
News
TradingView Desktop
Mobile app
CME Group futures
Eurex futures
US stocks bundle

Company

About
Features
Pricing
Social network
Wall of Love
Athletes
Manifesto
Careers
Blog
Security vulnerability
Status page
Terms of use
Disclaimer
Privacy policy
Cookies policy
Media kit
Accessibility statement
Tarot cards for traders
TradingView merch store

Community

Refer a friend
Ideas
Scripts
House rules
Moderators
Pine Script™ Wizards
Chat

For business

Widgets
Advertising
Charting libraries
Lightweight Charts™
Advanced Charts
Trading Platform
Brokerage integration
Partner program
Education program

Select market data provided by ICE Data Services Select reference data provided by FactSet. Copyright © 2025 FactSet Research Systems Inc. © 2025 TradingView, Inc. US phone number 833 247 1523